Brooks® Quantim Low Flow Coriolis
Precision Mass Flow Measurement and Control
NEMA1 / IP40
General Purpose
Configuration
IP66XP
Explosion Proof
Configuration
NEMA 4X / IP66
Weather Proof
Configuration
"Quantim Coriolis mass flow controllers
enable precision measurement and control with
maximum flexibility and lowest overall cost of ownership."
Installation and Operation Manual
X-CM-QmB-eng
Part Number: 541B029AAG
QmB Series IP40, IP66, IP66XP
June, 2011
Essential Instructions
Read before proceeding!
Brooks Instrument designs, manufactures and tests its products to meet many national and international standards. These products must be properly
installed, operated and maintained to ensure they continue to operate within their normal specifications. The following instructions must be adhered to
and integrated into your safety program when installing, operating and maintaining Brooks Instrument products.
•To ensure proper performance, use qualified personnel to install, operate, update, program and maintain the product.
•Read all instructions prior to installing, operating and servicing the product. If this instruction manual is not the correct manual, please see back cover
for local sales office contact information. Save this instruction manual for future reference.
WARNING: Do not operate this instrument in excess of the specifications listed in the Instruction and Operation Manual. Failure to heed
this warning can result in serious personal injury and / or damage to the equipment.
•If you do not understand any of the instructions, contact your Brooks Instrument representative for clarification.
•Follow all warnings, cautions and instructions marked on and supplied with the product.
•Install your equipment as specified in the installation instructions of the appropriate instruction manual and per applicable local and national codes.
Connect all products to the proper electrical and pressure sources.
•Operation: (1) Slowly initiate flow into the system. Open process valves slowly to avoid flow surges. (2) Check for leaks around the flow meter inlet
and outlet connections. If no leaks are present, bring the system up to the operating pressure.
•Please make sure that the process line pressure is removed prior to service. When replacement parts are required, ensure that qualified people use
replacement parts specified by Brooks Instrument. Unauthorized parts and procedures can affect the product's performance and place the safe
operation of your process at risk. Look-alike substitutions may result in fire, electrical hazards or improper operation.
•Ensure that all equipment doors are closed and protective covers are in place to prevent electrical shock and personal injury, except when
maintenance is being performed by qualified persons.
WARNING: For liquid flow devices, if the inlet and outlet valves adjacent to the devices are to be closed for any reason, the devices must
be completely drained. Failure to do so may result in thermal expansion of the liquid that can rupture the device and may cause personal
injury.
European Pressure Equipment Directive (PED)
All pressure equipment with an internal pressure greater than 0.5 bar (g) and a size larger than 25mm or 1" (inch) falls under the Pressure Equipment Directive
(PED).
•The Specifications Section of this manual contains instructions related to the PED directive.
•Meters described in this manual are in compliance with EN directive 97/23/EC.
•All Brooks Instrument Flowmeters fall under fluid group 1.
•Meters larger than 25mm or 1" (inch) are in compliance with PED category I, II or III.
•Meters of 25mm or 1" (inch) or smaller are Sound Engineering Practice (SEP).
European Electromagnetic Compatibility (EMC)
The Brooks Instrument (electric/electronic) equipment bearing the CE mark has been successfully tested to the regulations of the Electro Magnetic
Compatibility (2004/108/EC (EMC directive 89/336/EEC)).
Special attention however is required when selecting the signal cable to be used with CE marked equipment.
Quality of the signal cable, cable glands and connectors:
Brooks Instrument supplies high quality cable(s) which meets the specifications for CE certification.
If you provide your own signal cable you should use a cable which is overall completely screened with a 100% shield.
“D” or “Circular” type connectors used should be shielded with a metal shield. If applicable, metal cable glands must be used providing cable screen
clamping.
The cable screen should be connected to the metal shell or gland and shielded at both ends over 360 Degrees.
The shield should be terminated to an earth ground.
Card Edge Connectors are standard non-metallic. The cables used must be screened with 100% shield to comply with CE certification.
The shield should be terminated to an earth ground.
For pin configuration : Please refer to the enclosed Instruction Manual.
ESD (Electrostatic Discharge)
CAUTION: This instrument contains electronic components that are susceptible to damage by static electricity. Proper handling procedures
must be observed during the removal, installation or other handling of internal circuit boards or devices.
Handling Procedure:
1. Power to unit must be removed.
2. Personnel must be grounded, via a wrist strap or other safe, suitable means before any printed circuit card or other internal device is installed,
removed or adjusted.
3. Printed circuit cards must be transported in a conductive container. Boards must not be removed from protective enclosure until immediately before
installation. Removed boards must immediately be placed in protective container for transport, storage or return to factory.
Comments
This instrument is not unique in its content of ESD (electrostatic discharge) sensitive components. Most modern electronic designs contain components
that utilize metal oxide technology (NMOS, SMOS, etc.). Experience has proven that even small amounts of static electricity can damage or destroy these
devices. Damaged components, even though they appear to function properly, exhibit early failure.
Installation and Operation Manual
X-CM-QmB-eng
Part Number: 541B029AAG
June, 2011
Dear Customer ,
We appreciate this opportunity to service your flow measurement and control requirements with a Brooks
Instrument device. Every day, flow customers all over the world turn to Brooks product s for solutions to their gas
and liquid low-flow applications. Brooks provides an array of flow measurement and control products for various
industries from biopharmaceuticals, oil and gas, fuel cell research and chemicals, to medical devices, analytical
instrumentation, semiconductor manufacturing, and more.
The Brooks product you have just received is of the highest quality available, offering superior performance,
reliability and value to the user. It is designed with the ever changing process conditions, accuracy requirements
and hostile process environments in mind to provide you with a lifetime of dependable service.
We recommend that you read this manual in its entirety. Should you require any additional information concerning
Brooks products and services, please contact your local Brooks Sales and Service Office listed on the back cover
of this manual or visit www.BrooksInstrument.com
Y ours sincerely ,
Brooks Instrument
QmB Series IP40, IP66, IP66XP
Installation and Operation Manual
Part Number: 541B029AAG
QmB Series IP40, IP66, IP66XP
Quick Start Instructions IP40 - For Liquid Service
Horizontal MountingVertical Mounting
X-CM-QmB-eng
June, 2011
1a
2a
3a
1b
2b
QS-1
3b
Installation and Operation Manual
X-CM-QmB-eng
Part Number: 541B029AAG
June, 2011
QmB Series IP40, IP66, IP66XP
Quick Start Instructions IP40 - For Gas Service
1
2
3
WARNING
!
Operating Procedure: Do not operate this instrument outside the
specifications listed in Section 1 of this manual. Before bringing
the unit into operation, make sure all fluid connections have been
correctly tightened and that all electrical connections have been
made.
WARNING
When used with a reactive (sometimes toxic) chemical,
contamination or corrosion may occur as a result of plumbing leaks
or improper purging. Plumbing should be checked carefully for
leaks.
!
QS-2
QmB Series IP40, IP66, IP66XP
Quick Start Instructions IP66
Installation and Operation Manual
X-CM-QmB-eng
Part Number: 541B029AAG
June, 2011
1
2
4
5
3
QS-3
Installation and Operation Manual
X-CM-QmB-eng
Part Number: 541B029AAG
June, 2011
Quick Start Instructions IP66XP
QmB Series IP40, IP66, IP66XP
1
2
4
D-CONNECTOR PINOUTS
FUNCTION
Setpoint Common
0-5 Vdc Flow Signal Output
Alarm Output
* 4-20 mA Flow Signal Output
+14 Vdc to _27 Vdc Power Supply
Not Used
* 4-20 mA Setpoint Input (+)
0-5 Vdc Setpoint Input (+)
Power Supply Common
Signal Output Common
+5 VoltOutputReference
Valve Override Input
* 4-20 mA or 0-5 Vdc Density or Temp.
Not Used
* DO NOT APPLY POWER TO THESE PINS
Not Used
3
QS-4
QmB Series IP40, IP66, IP66XP
Installation and Operation Manual
X-CM-QmB-eng
Part Number: 541B029AAG
June, 2011
Quick Start Instructions for Connecting HART on 4-20 mAmp I/O
Refer to the X-Qm-HART Installation and Operation Manuals for complete wiring of a Brooks Quantim for HART interface.
HART Communications is provided on the Primary Output of the Brooks Quantim device. Connecting a HART Communicator,
or any HART modem, requires a connection between pins 4 and 1 as shown below. This connection can be anywhere on the
current loop.
Proper wiring of a Brooks Quantim NEMA 1 / IP40
®
DB15 Connector
QS-5
Proper wiring of a Brooks Quantim NEMA 4X / IP65
Installation and Operation Manual
PIN 11
PIN 3
D-Connector
10 K
TTL
X-CM-QmB-eng
Part Number: 541B029AAG
June, 2011
Proper wiring of a Brooks Quantim Explosion Proof NEMA 4X / IP66XP
14-27
QmB Series IP40, IP66, IP66XP
DB15 Connector
QUANTIM: TAGNAME
Cutoff
00.00 L/min
H
E
L
P
D
E
L
E
S
C
E
N
T
E
F1
HART Communicator
I
R
F
2
F3
F
4
O
J K L
S T U
#
%
0
Quick Start Instructions for Connecting Alarm Output
2-1 General ...............................................................................................................................................2-1
2-2 Receipt of Equipment..........................................................................................................................2-1
2-3 Recommended Storage Practice ........................................................................................................2-1
2-8 Process Mounting ...............................................................................................................................2-4
3-2 Zero Adjustment..................................................................................................................................3-2
4-1 General ...............................................................................................................................................4-1
4-2 Parts List.............................................................................................................................................4-8
4- 3 Exploded Diagram of Valve Assembly .................................................................................................. 4-9
It is recommended to read this manual before installing, operating or
troubleshooting your Quantim® Mass Flow Meter/Controller .
This manual is organized into the following sections:
The Quality System at Brooks Instrument conforms to the quality
standards set forth in ISO 9001.
Section 1 Introduction
QmB Series IP40, IP66, IP66XP
Section 1.Introduction
Section 2.Installation
Section 3.Operation
Section 4.Maintenance
Section 5.Specifications and Approvals
Sections A-BAppendices
Back CoverWarranty, Local Sales/Service Contact Information
1-2 Description
This instruction manual is intended to provide the user with all the
information necessary to install, operate and maintain the Brooks Quantim
Mass Flow Meters and Controllers.
Brooks Quantim Mass Flow Meters are used to provide accurate
measurements of fluid flow, fluid density and temperature. The heart of
these systems is the Coriolis mass flow sensor, which produces an
electrical output signal directly proportional to mass flow rate and density .
Brooks Quantim Mass Flow Controllers couple the Coriolis sensor with
a control valve. Dependant on the application, this can be fully integrated
within the product or remote but close-coupled. The Brooks Quantim
additionally possesses digital signal processing (DSP) electronics and PID
control electronics to provide measurement and control in one complete
package.
The Quantim device is available for a wide range of gas and liquid flows.
(See specifications, Section 1-3 for details).
1-1
Section 1 Introduction
QmB Series IP40, IP66, IP66XP
1-3 Performance Specifications
Performance Specifications:
Flow:
Installation and Operation Manual
X-CM-QmB-eng
Part Number: 541B029AAG
June, 2011
Liquid Flow Specifications, Metric Units
Maximum Flow
Product
Type
Quantim
(1)
Model
Quantim
Tube Size
Rate
Kg/hr or l/hrKg/hr or l/hrKg/ hr or l/hrK g/hr or l/hr
20.300.150.010.001
Controller
QMBC31.000.780.100.010
415.947.971.000.100
20.380.190.010.001
Meter
QMBM31.001.000.100.010
427.0013.501.000.100
Liquid Flow Specifications, English Units
Product
Type
Quantim
(1)
Model
Quantim
Tube Size
Maximum Flow Rate
lb/hrgal/hrlb/hrgal/hrlb/hr
20.660.080.330.040.002
Controller
QMBC32.210.261.720.210.022
435.154.2117.572.110.221
20.840.100.420.050.002
Meter
QMBM32.210.262.210.260.022
459.547.1329.773.570.221
(9)
Minimum
(2)
(9)
Rate
(2)
Nominal Flow
Minimum Full
Scale
Measurable
Flow
Minimum
(2)
Nominal Flow rate
(2)
Measurable
Flow
Gas Flow Specifications
Flow rates that produce approximately 14.5 psig (1bar) pressure drop on air at 70oF (21oC)
with an inlet pressure of 500 psi (35 bar)
Standard Measurement Accuracy vs Flow Rate Chart, Tube Size 2
1-3
Section 1 Introduction
A
A
QmB Series IP40, IP66, IP66XP
Installation and Operation Manual
X-CM-QmB-eng
Part Number: 541B029AAG
June, 2011
Repeatability
(7)
:
± 0.05% or ± [0.5 x (zero stability/flowrate) x 100]% of rate whichever is greater
Device Leak Integrity
(8)
:
Elastomer Sealed Device: Outboard 1 x 10-9 atm. cc/sec., helium (maximum)
Metal Sealed Device: 1 x 10
-10
atm. cc/sec., helium (maximum)
Turn Down:
Controller: 100:1 or down to the minimum measurable flow, whichever flow rate is greater
Meter: to minimum measurable flow
Settling Time:
Controller (Stainless Steel sensor tube): Less than 2 seconds within 2 % full scale of final
value, ± [(zero stability/flowrate) x 100]% of rate per SEMI Guideline E17-91
Controller (Hastelloy sensor tube): Less than 12 seconds within 2 % full scale of final
value per SEMI Guideline E17-91
Meter: Less than 0.5 seconds within 2 % full scale of final value, ± [(zero stability/flowrate)
x 100]% of rate per SEMI Guideline E17-91
Maximum Operating Pressure
(8)
:
Standard: 3.5 MPa, 35 bar or 500 psi
Optional: 10 MPa, 100 bar or 1500 psi
Optional: 30 MPa, 300 bar or 4500 psi (Hastelloy sensor tube only)
Differential Pressure Requirements, Controller
(9)
:
LiquidGas
QuantimQuantimKp
(1)
Model
QMBC
* Actual maximum pres sure drop will depend on process conditions and orifice selection.
Tube Sizemin max* min max* min max* minmax*min max*min max*
Device Temperature Range:0 to 65°C or 32 to 149°F
Accuracy:± 0.5°C or ± 1.0°F
Notes
(1)
QMBC - Brooks Quantim controller with integral control valve. QMBM - Brooks Quantim meter (no valve).
(2)
The nominal flow rate is the flow rate at which water at reference conditions causes approximately 1 bar of
pressure drop or the laminar to turbulent transition flow whichever is lower. Maximum flow rate is twice nominal
flow rate or the laminar to turbulent transition flow whichever is lower.
(3)
Standard volumetric conditions are 14.696 psia and 70°F.
(4)
Actual volumetric flow is a function of the mass flow and density measurements; Therefore, the accuracy of the
actual volumetric flow is a function of the mass flow and density accuracy.
(5)
mln/min Reference Conditions 0oC at 1013.25 mbar.
(6)
Accuracy includes combined repeatability, linearity, and hysteresis. Specifications are based on reference test
conditions of water/nitrogen at 68 to 77°F (20 to 25°C) and 15 to 30 psig (1 to 2 bar).
(7)
Repeatability- The maximum difference between output readings when the same input is applied consecutively;
the closeness of agreement among consecutive measurements of an output for the same value of input under
the same operating conditions, approaching from the same direction.
(8)
Helium leak and pressure test of elastomer sealed devices is performed with integral 5/16" -24 UNF connection.
(9)
Differential pressures are based on reference conditions of water and air at 68 to 77°F (20 to 25°C).
(10)
For applications with fluid density in the range from 0.3 to 0.5 grams/cc the device may be sensitive to 50Hz or
60Hz vibration. The density measurement at temperatures other than 21° C (70° F) has an additional error of
approximately 0.0005 grams/cc per deg C. The density output signal is available below 0.2grams/sec. The
density accuracy is applicable over the stated density range.
1-5
Section 1 Introduction
Installation and Operation Manual
X-CM-QmB-eng
Part Number: 541B029AAG
QmB Series IP40, IP66, IP66XP
June, 2011
Physical Specifications
Materials of Construction:Process Wetted: 316L, 316L VAR, High Alloy Ferritic Stainless and 17-7PH
Optional: Hastelloy sensor tube.
Process Seals:
Elastomer Seal: Viton® fluoroelastomers, Buna, Kalrez® or EPDM
Metal Seal: Stainless Steel and Nickel
Tube Size 3 or 4: 10, 20, 30 & 40 micron filters available
Weight:Housing: IP40: 1.6 kg or 3.5 Lbs.
Housing: IP66: 1.9 kg or 4.2 Lbs.
Housing: IP66XP: 24 kg or 52 Lbs.
Moisture Content:Purged to exhaust dew point less than -40°C (-40°F) prior to shipment
to remove calibration liquid, to prevent process contamination.
Then vacuum bagged at ambient room conditions.
Process Fitting Options:1/16", 1/8", 1/4" or 6mm tube compression, VCR, VCO or NPT(F), 3.2 mm
UPG, Down Port ANSI/ISA 76.00.02 (See Model Code).
Electrical Connections:IP40: 15 pin D-Type connector. (See Figure 3).
IP66: Unpluggable Terminal Block 28-16 Awg.
IP66XP: ¾" NPT wiring access to IP40 Device with 15 pin D-Type connector.
Dimensions:See Figures 1-1 through 1-7
Functional Specifications
Output Signals
(13)
:• 4-20 mA or 0-5 Vdc active outputs represent mass flow or volume flow
(4)
• And simultaneously available 4-20 mA or 0-5 Vdc active output, represents
on-line density or temperature information.
• Alarm output, max. voltage 30 Vdc, max. current 100 mA
.
Input Signals
1-6
(13)
:• Command (setpoint) that drives the control valve, either 4-20 mA or
0-5 Vdc input signals.
• Valve Override Function:
Left floating/unconnected - instrument controls flow at setpoint
Connected to signal at or above 5.0 Volts -valve is forced open
Connected to signal at or below 0.0 Volts -valve is forced closed
Installation and Operation Manual
Section 1 Introduction
X-CM-QmB-eng
Part Number: 541B029AAG
June, 2011
QmB Series IP40, IP66, IP66XP
Signal Specifications:Pin 44-20 mA output< 500 ohm series resistance
Pin 20-5 Vdc output> 1K ohm load
Pin 134-20 mA output< 500 ohm series resistance
0-5 Vdc output> 1K ohm load
Pin 74-20 mA input250 ohm input impedence
0-5 Vdc input200 ohm input impedence
Pin 12Valve override input> 50K ohm input impedence
Pin 3Alarm output100 mA maximum current sink
Power Requirements:
Voltage:+14 to 27 Vdc
(12)
.
Nominal Current:Controller: 300 mA to 400 mA
Meter: 100 mA to 150 mA
Maximum Current:Controller: 715 mA @ 14 Vdc
Meter: 470 mA @ 14 Vdc
Maximum Power:Controller: 10.0 W
Meter: 6.6 W
Additional Functions and Outputs
Damping:Factory set time constant from 0 to 10 seconds.
Alarms and Warnings:Alarms accessed via HART or the Brooks Service Tool can be configured
to monitor the following variables
(13)
:
• Mass Flow
• Density
• Volumetric Flow
• Temperature
• Slug Flow
• Diagnostic Failure
• Setpoint Deviation
• Valve Drive
(14)
LED's
: 'STAT'
solid green: system operative.
solid red: system fault.
Pushbutton
(15):
'ZERO' setting pushbutton.
Notes (continued)
(11)
The device temperature is affected by the ambient and process temperature as well as internal warming when
the device is powered. The device should be maintained in the specified temperature range at all times.
A temperature rise of up to 20oC (68oF) from internal heating can occur in an open environment where
ambient temperature is 23oC (73oF).
(12)
Ensure the minimum required voltage and current is available at the mass flowdevice taking into consderation
any losses in the interconnecting cable.
(13)
If the Quantim is configured for HART® communication protocol, only 4-20 mA I/O option is available.
(14)
IP66 and IP66XP Series external housing cover must be removed to gain access to status LED's.
(15)
IP66XP series external housing cover must be removed to gain access to zero push button.
'AL'
flashing green: warning
flashing red: alarm
1-7
Section 1 Introduction
QmB Series IP40, IP66, IP66XP
Certifications and Approvals
IP40 Series
Non Incendive/ Non Sparking
United States and Canada- UL Recognized E73889, Vol. 3, Sect. 3.
Non Incendive , Class I, Division 2, Groups A, B, C and D; T4
Per UL 1604, UL 508 and CSA 22.2 No. 213 1987; C22.2 No. 14-M91
Ex nC IIC T4
Per CSA E79-15
Class I, Zone 2, AEx nC IIC T4
Per ANSI/UL 60079-15
Ambient Temperature: 0o C to 65o C
Enclosure: Type 1/ IP40
Europe - KEMA 04ATEX1241 X
Installation and Operation Manual
X-CM-QmB-eng
Part Number: 541B029AAG
June, 2011
II 3 G EEx nA II T4
Per EN 60079-15: 2003
Ambient Temperature: 0oC to 65oC
Enclosure: IP40
The modules shall be installed in a suitable enclosure providing a degree of at least IP54 according to
EN60529, taking into account the environmental conditions under which the equipment will be used.
IP66 Series
Non Incendive/ Non Sparking
United States and Canada- UL Recognized E73889, Vol. 1, Sect. 26. (conduit entry)
United States and Canada Recognized, UL E73889, Vol. 3, Sect. 3. (cable gland entry)
Non Incendive , Class I, Division 2, Groups A, B, C and D;
Dust Ignition Proof, Class II, Division 2, Groups F and G; Suitable for Class III, Division 2; T4
Per UL 1604, UL 508 and CSA 22.2 N0. 213 1987; C22.2 No. 14-M91
Ex nC IIC T4
Per CSA E79-15
Class I, Zone 2, AEx nC IIC T4
Per ANSI/UL 60079-15
Ambient Temperature: 0o C to 65o C
Enclosure: Type 4X/ IP66
1-8
Installation and Operation Manual
X-CM-QmB-eng
Part Number: 541B029AAG
June, 2011
Certifications and Approvals
Europe - KEMA 05ATEX1068 X
II 3 G EEx nA II T4
II 3 D T 135 C
Per EN 60079-15: 2003, EN 50281-1-1: 1998 + A1
Ambient Temperature: 0o C to 65o C
Enclosure: IP66
IP66XP Series Explosion-proof/ Flame-proof
United States and Canada- UL Recognized E73889, Vol. 1, Sect. 21.
Explosion-proof , Class I, Division 1, Groups C and D;
Dust Ignition-proof, Class II, Division 1 Groups E, F, and G;
Suitable for Class III, Division 1; T4
Per ANSI/UL 1203 and CSA 22.2 No. 30
Ex nC IIC T4
Per CSA E79-1
Class I, Zone 2, AEx nC IIC T4
Per UL 60079-1
Ambient Temperature: 0o C to 65o C
Enclosure: Type 4X/ IP66
Europe - KEMA 05ATEX2052X
Section 1 Introduction
QmB Series IP40, IP66, IP66XP
Ex d IIB T6 / Ex tD A21 IP66 T85o C, per EN 60079-0:2006, EN 60079-1:2007
EN 61241-0:2006 and EN 61241-1:2004
IECex-KEM 09,0007X, Ex d IIB T6, Ex tD A21 IP66 T85o C, per IEC60079-0:2006,
EN 60079-1:2007, IEC 61241-1:2004, Ambient temperature 0o deg. C to +65o deg. C
(pending).
Ex d certified cable glands, blind plugs and conduit seals shall be used. A conduit seal shall
be installed immediately at the emclosure wall. Use wiring/cables suitable for at least 80o deg. C
NOTE: Ex d slits on the breather drain valve acc. to IECEx TSA 07.0053 U
WARNING
!
Do not open when an explosive atmosphere may be present.
Environmental effects
EMC effects:The Brooks Quantim series meets the requirements of the EMC
directive 89/336EEC per EN 50081-2 and EN 61326-1. To meet
these specifications, the Brooks Quantim device must be directly
connected to a low impedance (less than 1 Ohm) earth ground.
Signals must use a standard twisted-pair, shielded instrument wire.
Pressure effects:The Brooks Quantim series meets the requirements of the
Pressure Equipment Directive 97/23/EC. The unit falls into the
category "Sound Equipment Practice".
Figure 1-4 Lay-In Dimensions Integral and Remote Valves
1-11
Section 1 Introduction
QmB Series IP40, IP66, IP66XP
Installation and Operation Manual
X-CM-QmB-eng
Part Number: 541B029AAG
June, 2011
Figure 1-5 Dimensional Drawing QmB IP40 with Remote Valve
Figure 1-6 Dimensional Drawing QmB IP66
1-12
Installation and Operation Manual
X-CM-QmB-eng
Part Number: 541B029AAG
June, 2011
Section 1 Introduction
QmB Series IP40, IP66, IP66XP
Figure 1-7 Dimensional Drawing QmB IP66XP
1-13
Section 1 Introduction
QmB Series IP40, IP66, IP66XP
Installation and Operation Manual
X-CM-QmB-eng
Part Number: 541B029AAG
June, 2011
THIS PAGE WAS
INTENTIONALLY
LEFT BLANK
1-14
Installation and Operation Manual
X-CM-QmB-eng
Part Number: 541B029AAG
June, 2011
2-1 General
2-2 Receipt of Equipment
When the instrument is received, the outside packing case should be
checked for damage incurred during shipment. If the packing case is
damaged, the local carrier should be notified at once regarding their
liability . A report should be submitted to your nearest Product Service
Department.
Section 2 Installation
QmB Series IP40, IP66, IP66XP
2-3 Recommended Storage Practice
Brooks Instrument
407 W. V ine Street
P.O. Box 903
Hatfield, PA 19440 USA
Toll Free (888) 554-FLOW (3569)
Tel (215) 362-3700
Fax (215) 362-3745
E-m ail: BrooksAm @BrooksInstrument.com
http://www.BrooksInstrument.com
Brooks InstrumentBrooks Instrument
Neonstraat 31-4-4 Kitasuna Koto-Ku
6718 WX Ede, NetherlandsTokyo, 136-0073 Japan
P.O. Box 428Tel 011-81-3-5633-7100
6710 BK Ede, NetherlandsFax 011-81-3-5633-7101
Tel 31-318-549-300Email: BrooksAs@BrooksInstrument.com
Fax 31-318-549-309
E-mail: BrooksEu@BrooksInstrument.com
Remove the envelope containing the packing list. Carefully remove the
instrument from the packing case. Make sure spare part s, accessories and
documentation are not discarded with the packing materials. Inspect for
damaged or missing parts.
If intermediate or long-term storage is required, it is recommended that the
instrument be stored in accordance with the following:
a. In the original vacuum bag and shipping container.
b. In a sheltered area with the following conditions:
Ambient temperature 700C (1600F) maximum and 00C (320F) minimum.
c. Relative humidity 45% nominal, 60% maximum, 25% minimum.
Upon removal from storage a visual inspection should be conducted
to verify the condition of equipment is "as received".
2-1
Section 2 Installation
2-4 Return Shipment
Installation and Operation Manual
X-CM-QmB-eng
Part Number: 541B029AAG
June, 2011QmB Series IP40, IP66, IP66XP
Prior to returning any instrument to the factory , contact your nearest Brooks
agent or a Brooks location listed below for a Return Materials Authorization
Number (RMA#). Information describing the reason for return, details on
the problems encountered, if any , as well as any requested work or
corrective action requests must be included with the returned device.
Brooks Instrument
407 W. V ine Street
P.O. Box 903
Hatfield, PA 19440 USA
Toll Free (888) 554-FLOW (3569)
Tel (215) 362-3700
Fax (215) 362-3745
E-m ail: BrooksAm @BrooksInstrument.com
http://www.BrooksInstrument.com
Brooks InstrumentBrooks Instrument
Neonstraat 31-4-4 Kitasuna Koto-Ku
6718 WX Ede, NetherlandsTokyo, 136-0073 Japan
P.O. Box 428Tel 011-81-3-5633-7100
6710 BK Ede, NetherlandsFax 011-81-3-5633-7101
Tel 31-318-549-300Email: BrooksAs@BrooksInstrument.com
Fax 31-318-549-309
E-mail: BrooksEu@BrooksInstrument.com
2-5 Transit Precautions
2-6 Fluid Connections
A copy of Brooks Instrument Decontamination Statement, as well as a
Material Safety Data Sheet (MSDS) for the fluid(s) used in the instrument
must be included with the returned device. This documentation is required
before any Brooks personnel can begin processing the equipment. Copies
of the forms can be obtained from any Brooks Instrument agent or on-line
at www.brooksinstrument.com listed under the Support button.
Any assembly or part must be returned with a Return Material
Authorization, which details the particulars about the device, the concerns
and any process situations that need to be noted. A copy of the RMA is
available on-line at www.brooksinstrument.com under the Support button.
To safeguard against damage during transit, transport the instrument to the
installation site in the same container used for transportation from the
factory if circumstances permit.
General Mounting Practices
Use good piping practices to minimize transmitting any torque or bending
loads onto the process connections on the Quantim. Always verify there are
no leaks prior to starting Quantim on process fluid. The instrument is
delivered from the factory with a rigid surface mounting plate. For optimum
performance, this mounting plate should be used to mount Quantim to a
rigid surface. If panel mounting is required, the bottom of the instrument is
provided with two M4 and M6 (see dimensional drawings, Section A)
mounting holes to properly install the instrument on a rigid flat plate. Panel
mounting is not recommended for Quantim flow controllers with remote
valve configuration.
2-2
Installation and Operation Manual
X-CM-QmB-eng
Part Number: 541B029AAG
June, 2011
Any rotation of the inlet or outlet fitting during installation of a metal
seal device may result in a leak. Always use two (2) wrenches when
attaching gas lines to prevent rotation.
Prior to installation:
a. Verify that tube fittings match the fitting type and size supplied with
b. Make certain that all piping and fittings are clean and free of
c. Assure that the final installation permits easy access to the
2-7 Mechanical Installation
(For Dimensional Drawings see Section 1-4 Dimensions)
QmB Series IP40, IP66, IP66XP
WARNING
!
your Quantim instrument.
obstructions for the instrument and filter .
instrument.
Section 2 Installation
Recommended installation procedures:
a. All models should be mounted to a stable surface that is relatively free
from mechanical shocks and mechanical vibration using the supplied
mounting plate.
b. Leave sufficient room for access to the electrical connections.
c. Install in a manner that allows the instrument to be easily removed.
d. Install the instrument with an appropriate filter on the fluid inlet side.
e. It is recommended that a positive shutoff valve be installed downstream
of the Quantim product to allow for proper zeroing after installation.
Manifold Mounting
If the Quantim is provided with the downport option it should be mounted to
the proper manifold. Make sure the correct seals are used between the
Quantim and the manifold to prevent leaks.
2-3
Section 2 Installation
Installation and Operation Manual
X-CM-QmB-eng
Part Number: 541B029AAG
June, 2011QmB Series IP40, IP66, IP66XP
2-8 Process Mounting
2-4
The Brooks Quantim will function in any orientation if the Coriolis sensor and
the control valve remain filled with process fluid. Entrapped gas in a liquid
application and entrapped liquid in a gas application should be prevented as
it may disturb the Coriolis sensor and the control valve.
Install the Brooks Quantim in the direction of the FLOW arrow .
The arrow indicating proper flow direction is engraved on the front of the
instrument between the process fittings. (See Figure 2-1 below.)
Figure 2-1 Flow Direction Through the Quantim, as Indicated by the Arrow
Engraved on the Meter/Controller Body.
Installation and Operation Manual
X-CM-QmB-eng
Part Number: 541B029AAG
June, 2011
Horizontal Mounting
If installing the Brooks Quantim in a horizontal orientation, liquids should
flow in the direction of the flow arrow . Situations of entrapped gas in the
liquid process should be avoided. In liquid flow applications, it is
recommended to mount the Quantim in an inverted attitude on the underside
of the pipe to limit the possibilitiy of entrapped gas collecting in the sensor,
which can cause errors (See Figure 2-2).
For use in gas flow measurement, the Quantim should be mounted on the
topside of the pipe to limit the possibility of entrapped fluid collecting in the
sensor , which can cause errors. (See Figure 2-3).
Section 2 Installation
QmB Series IP40, IP66, IP66XP
Figure 2-2 Horizontal Inverted Installation
Figure 2-3 Horizontal Right Side Up Installation
2-5
Section 2 Installation
Installation and Operation Manual
X-CM-QmB-eng
Part Number: 541B029AAG
June, 2011QmB Series IP40, IP66, IP66XP
V ertical Mounting
If the Brooks Quantim is installed in a vertical orientation, for use in a liquid
application liquid should flow upwards through the instrument to help
minimize errors due to entrapped gas (See Figure 2-4). For gas flow
vertical orientation, flow up or down is acceptable.
2-9 Electrical Interfacing
Figure 2-4 Vertical Flow Up Installation
Meter and Controller
Flow Output (Pins 2, 4 and 10)
Flow Output configuration is a factory selected option.
Each Quantim instrument is calibrated as either 0-5 Vdc
or 4-20 mA at the factory as specified when ordering.
Pin 2 indicates the flow rate, represented by a 0-5 Vdc signal
proportional to flow , if so configured. Recommended load on Pin 2 is
>1K ohm. Pin 4 indicates the flow rate, represented by a 4-20 mA signal
current proportional to flow , if so configured. Maximum series
resistance on Pin 4 is 500 ohms. Do not apply power to Pin 4. The
current and voltage signals are returned via Pin10.
Analog Setpoint Input (Pins 7, 8 and 1; Controller models only)
Signal Input configuration is a factory selected option.
The Mass Flow Controller can be used either with a current or
voltage setpoint as configured when ordered. If configured for current
(4-20 mA) setpoint, connect the setpoint signal to Pin 7 and the setpoint
return signal to Pin 1. Input impedence on Pin 7 is 250 ohms. Do not
apply power to Pin 7. If configured for voltage (0-5 Vdc) setpoint,
connect the setpoint signal to Pin 8 and the setpoint return to Pin 1.
Input impedence to Pin 8 is 200K ohms.
2-6
Installation and Operation Manual
X-CM-QmB-eng
Part Number: 541B029AAG
June, 2011
Power Supply (Pin 5 and Pin 9)
V alve Override (Pin 12; Controller models only)
Section 2 Installation
QmB Series IP40, IP66, IP66XP
Both Mass Flow Meter and Controller models are connected via Pins 5
(+14 to +27 Vdc) and 9 (power supply common) on the customer
connector. See Section 5, Functional S pecifications for current
requirement.
T o open or close the control valve independently of the setpoint signal
(e.g. for process reasons), Pin 12 is available to carry a valve override
signal. Leave floating (i.e. not connected) to allow for normal control
operation. Input impedence on Pin 12 is >50K ohms.
>5 Vdc @ V alve Open
0 Vdc @ V alve Closed
Density or Temperature Output (Pin 13 and Pin 10)
Pin 13 indicates the density or temperature, represented by a 4-20 mA
or 0-5 Vdc signal, proportional to density or temperature. The current
and voltage signals are returned via Pin 10. Maximum series resistance
on Pin 3 is 500 ohms when configured for 4-20 mA. Recommended load
on Pin 13 is >100K ohms when configured for 0-5 Vdc. Do not apply
power to Pin 13.
Alarm Output (Pin 3 and Pin 9)
Pin 3 indicates an alarm condition as an open drain FET configuration.
Maximum voltage is 30 Vdc, maximum current is 100 mA.
(See Figure 2-6 on page 2-8.)
Table 2-1 Electrical Interfacing for Quantim
PIN NO.FUNCTIONControllerMeter
1Setpoint Common•N/A
20 - 5 Vdc Flow Signal Output••
3Alarm Output••
4*4 - 20 mA Flow Signal Output••
5+14 Vdc to +27 Vdc Power Supply••
6not used
7*4 - 20 mA Setpoint Input•N/A
80 - 5 Vdc Setpoint Input•N/A
9Power Supply Common••
10Signal Output Common••
11+5 Vdc Reference Output••
12Valve Override Input•N/A
13*4 - 20 mA or 0 - 5 Vdc Density or Temperature••
14not used
15not used
* Do not apply power to these Pins.
2-7
Section 2 Installation
PIN 11
PIN 3
D-Connector
10 K
TTL
Installation and Operation Manual
X-CM-QmB-eng
Part Number: 541B029AAG
June, 2011QmB Series IP40, IP66, IP66XP
Figure 2-5 Proper Wiring of a Brooks QmB IP66 NEMA 4X
Quantim Meter/Controller and Brooks Instrument Models 0152, 0154 or
0254 interconnection.
The following cables are available for connection of the Quantim Mass Flow
Meter/Controller to the Brooks Microprocessor Control & Read-out Unit:
Models # 0152, 0154 or 0254
The following open frame cables are available for connection of the
QUANTIM Mass Flow Meter/Controller to any secondary electronic device.
Length: 5ft (1.5m); part number 124Z361AAA
Length: 10ft (3m); part number 124Z362AAA
Length: 25ft (7m); part number 124Z363AAA
Length: 50ft (15m); part number 124Z435AAA
Length: 75ft (22m); part number 124Z876AAA
Length: 100ft (30m); part number 124Z868AAA
Length: 150ft (45m); part number 124Z757AAA
Length: 200ft (60m); part number 124Z773AAA
See Figure 2-7 for Wire Color Code Diagram
Cable Shielding Earth
Cable requirements:
Compliance with EMC directive 89/336/EEC, requires that the equipment
be fitted with fully screened signal cables with at least 80% shielding. The
cable shielding should be connected to the D-connector’s metal shell and
have 360° shielding at both ends. The shielding should be connected to an
earth terminal.
2-9
Section 2 Installation
Installation and Operation Manual
X-CM-QmB-eng
Part Number: 541B029AAG
June, 2011QmB Series IP40, IP66, IP66XP
Figure 2-7 Wire Color Codes for 'D' Connector Assembly
2-10
Installation and Operation Manual
X-CM-QmB-eng
Part Number: 541B029AAG
June, 2011
3-1 Operating Procedure
After the wiring cable has been connected, power can be supplied to the
instrument. During initialization, the instrument remains in start-up mode
for about 5 seconds. The START -UP mode is indicated by the alternately
flashing red/green status LEDs on the Meter/Controller .
LEDs are visible through the top cover of the instrument in the NEMA 1/
IP40 package (See Figure 3-1). The top cover must be removed to gain
access to the LEDs in the NEMA 4X / IP66 and the Explosion Proof
IP66XP package options.
Section 3 Operation
QmB Series IP40, IP66, IP66XP
Status LED
The Status LED, indicates the operation condition of the instrument. During
start-up, the status LED blinks red/green once per second to indicate
proper start-up operation of the meter/controller. Then a solid green is
displayed to indicate proper function.
The status LED will be illuminated a solid green color for the meter/
controller, indicating that the instrument is ready for operation.
If the status LED is illuminated a solid red color , a START-UP issue has
been determined by the onboard diagnostic programs. This condition can
only be cleared by cycling power to the instrument. If the issue persists,
call the Quantim Helpdesk at Brooks Instrument.
Customer Service
The Brooks Helpdesk is available to assist with start-up if you experience
issues you cannot solve on your own. Y ou will be asked to provide the
model code and serial number of your Brooks equipment, which will assist
us in answering your questions. For telephone references, please refer to
the back cover of this instruction manual.
Figure 3-1 Location of the LEDs
3-1
Section 3 Operation
3-2 Zero Adjustment
Installation and Operation Manual
X-CM-QmB-eng
Part Number: 541B029AAG
June, 2011QmB Series IP40, IP66, IP66XP
After the Brooks Quantim has been fully installed, you must perform the
zeroing procedure. This procedure ensures that the instrument responds
properly to zero flow condition and sets a baseline for flow. To perform the
zeroing operation on the meter/controller, use the ZERO button, which is located
on top right hand side (outlet side) of the instrument. Zero button must be pressed
for at least 3 seconds to initiate zeroing procedure. The status LED will flash red
on and off during the zeroing procedure. (See Figure 3-2).
3-2
Figure 3-2 Location of the Zero Button.
Installation and Operation Manual
X-CM-QmB-eng
Part Number: 541B029AAG
June, 2011
Zero Procedure
1. Prepare the instrument for zeroing:
2. Once the instrument has reached process temperature, close the
Section 3 Operation
QmB Series IP40, IP66, IP66XP
a.Install the instrument according to the instructions in this manual.
b.Power-up sequence. Isolate device from flow pressure when
applying power. Once the st atus indicator is illuminated green,
pressure may be applied.
c. Apply power to the instrument and allow approximately 45 minutes
to reach a stable condition.
d.Run the process fluid to be measured and controlled through the
instrument until the temperature of the instrument approximates
the normal process operating temperature. Use the V alve Override
(V .O.R.) function to fully open the control valve to facilit ate
temperature stabilization.
external shutoff valve downstream from the instrument and wait for the
flow to stop. Set the control function to zero and V.O.R. to normal once
flow has stopped and all pressure differential across the instrument has
been bled off.
3. Make sure that the instrument is completely filled with the process fluid
under normal process conditions of temperature, pressure, density , etc.
make sure there is no entrapped gas in the sensor tube and ensure a
zero flow condition through the instrument.
4. After confirming that fluid flow through the instrument is completely
stopped, actuate the zero function as previously stated.
5. The default zero sample interval is 30 seconds. A successful zero
operation on the controller and meter will be indicated by a solid green
color status LED. A solid red color status LED indicates a failed zero
process. A non-steady flash will indicate a failed condition. A failed
condition can only be cleared by a power cycle.
6. Once the status LED turns green, zero process is complete and the
instrument is ready for operation.
Please note that zero command will only be accepted when the output
change is less than 1% of the maximum full scale of the device. This logic
prevents an accidental zero command from being initiated when flow is
present, through the device.
3-3
Section 3 Operation
3-3 Calibration Procedure
Installation and Operation Manual
X-CM-QmB-eng
Part Number: 541B029AAG
June, 2011QmB Series IP40, IP66, IP66XP
The Quantim calibration is not described in this manual.
If your Quantim requires calibration, please contact one of the
Brooks Instrument locations for technical assistance
(See Back Cover for Contact Information).
Or visit our website: www.BrooksInstrument.com/Service & Support.
3-4
Installation and Operation Manual
X-CM-QmB-eng
Part Number: 541B029AAG
June, 2011
4-1 General
There are no routine maintenance procedures required to keep the
Quantim device in good operating condition. It is however , very important
to keep the fluid entering the Quantim clean, and as a result periodic
replacement of the inlet guard filter is recommended at a frequency
determined by the cleanliness of the fluid. At a minimum this guard filter
should be replaced on an annual basis.
Section 4 Maintenance
QmB Series IP40, IP66, IP66XP
4-1
Section 4 Maintenance
4-2 Troubleshooting
Installation and Operation Manual
X-CM-QmB-eng
Part Number: 541B029AAG
June, 2011QmB Series IP40, IP66, IP66XP
System Checks
WARNING
!
Internal seals and component alignments are extremely critical
within this device. Improper servicing of your Quantim can cause
malfunction of the device and/or personal injury. This device
be serviced by factory personnel only. There are no customer
serviceable components within the device. Disassembly of this
device voids all warranties, explicit or implied.
Quantim Flow Meters and Controllers are typically used as a critical
component in fluid systems. These systems can be complex in nature and
therefore isolating a malfunction has to be done with a system perspective.
An incorrectly diagnosed malfunction can cause many hours of
unnecessary downtime. If possible, perform the following system checks
before removing a suspect Mass Flow Meter or Controller for bench
troubleshooting or return to the factory
(especially if the system is new):
must
1. Identify a low resistance common connection and make sure that the
correct power supply voltage and signals are present at the connector
of the Quantim device.
2. V erify that the process fluid connections have been made correctly,
and that they have been tested for leaks.
3. If the Mass Flow Controller appears to be functioning but cannot
achieve setpoint, verify that there is sufficient inlet pressure and
pressure drop at the controller to provide the required flow .
4. Flow control instability can be a result of using Quantim in a system
that includes other active control elements such as pressure regulators.
Depending on the tuning constants used in the Quantim and the control
dynamics of the other active elements, these devices can interfere with
each other and cause flow instabilities. It is very important to take a
complete system perspective when applying Quantim to flow control
applications.
4-2
Installation and Operation Manual
X-CM-QmB-eng
Part Number: 541B029AAG
June, 2011
Table 4-1 Troubleshooting
ObservationCauseResolution
Oscillating mass flow outputBubbles dissolved in the liquid.Use a degasser or use Helium
can cause diagnostic alarmHigh pressure push gas can causeas a push gas with 25-50ft.
bubbles to disolve in fluid. Bubblesof Teflon® tube. Helium is a light
then form at the valve due togas and can permeate the
pressure drop, upsetting valve.Teflon tube to release bubbles.
Oscillating pump pressure used toAvoid using push gas. Use a pump
move the fluid. Piston action canor bladder tank to prevent head
cause pressure oscillations,pressure.
upsetting valve.
Pressure drop or inlet pressureAdjust pressure to original
deviates form calibrated values.specifications.
QmB Series IP40, IP66, IP66XP
Section 4 Maintenance
Pressure regulators on inlet and
outlet of Quantim to stabilize
pressure variations.
V alve out of adjustment.Contact Brooks Instrument.
Unstable inlet pressure.Check external pressure regulator.
Defective PC board.Contact Brooks Instrument.
V alves are tuned digitally andOperate Quantim at specified
mechanically for a particular ΔP.pressure conditions.
V alve will not open or fully closeValves are tuned digit ally andOperate Quantim at specified
mechanically for a particular ΔP.pressure conditions.
Proper valve response requires
just the right amount of force to beCheck valve operation with the
applied by the valve. With tooBrooks Service Tool.
much or too little ΔP the valve
will be mis-tuned.
Mounting attitude is different fromMount Quantim in the specified
calibration attitude; Reason, gravitymounting attitude.
effects could pull valve open or
closed.
No Flow or unable toInsufficient inlet pressure orAdjust pressures, inspect in-line
achieve full flowpressure drop.filters and clean/replace as
necessary
Clogged Valve Orifice or Sensor.Back flush the device with a
solvent or purge gas with valve
override "Open" (if controller).
4-3
Section 4 Maintenance
Table 4-1 Troubleshooting (continued)
Installation and Operation Manual
ObservationCauseResolution
No Flow or unable to
achieve full flow
If the device has an external
control valve you can replace or
disassemble and clean the valve.
(See Section 4-3)
Particulates in the flow stream.Use an inlet filter.
Agglomeration of fluid at orifice.Consider a larger orifice (valve
stability could suffer).
Chemical deposits.Institute regular PM back flushing.
Poor filtration of process fluid.Install proper filtration.
V alve out of adjustmentContact Brooks Instrument.
(applicable to Controller).
X-CM-QmB-eng
Part Number: 541B029AAG
June, 2011QmB Series IP40, IP66, IP66XP
V alve out of adjustmentV alve guide spring failureContact Brooks Instrument.
(applicable to Controller).
V alve override input is groundedCheck the valve override input
Output signal follows SetpointControl valve leaks or is stuckExercise the control valve
at higher Setpoints but not open.alternating between valve override
at lower Setpoints"open" and closed. If problem
persists backflush the device with
a solvent or purge gas with valve
override "open".
If the device has an external
control valve you can replace or
disassemble and clean the valve.
(See Section 4-3)
Output signal stays in approx.Valve leaks or is stuck openBackflush the device with
5.5 Vdc or 22 mA(applicable to Controller).a solvent or purge gas with valve
(regardless of setpoint) andoverride "open".
there is flow trough theIf the device has an external
meter/controllercontrol valve you can replace or
disassemble and clean the valve.
(See Section 4-3)
4-4
+15 Vdc applied to the valveCheck the valve override terminal
overrride input(Pin 12).
(applicable to Controller).
Defective PC board.Contact Brooks Instrument.
Installation and Operation Manual
X-CM-QmB-eng
Part Number: 541B029AAG
June, 2011
Bench Troubleshooting
If it becomes necessary to remove the instrument from the system
after exposure to toxic, pyrophoric, flammable or corrosive
chemicals, purge the instrument thoroughly with a inert fluid such
as water, alcohol, nitrogen, clean dry air or some other appropriate
fluid before disconnecting the fluid connections. Failure to correctly
purge the instrument could result in fire, explosion or death. The
Quantim Mass Flow device may also become corroded or
contaminated upon exposure to air.
Quantim Bench T esting (Refer to Figure 4-1)
Section 4 Maintenance
QmB Series IP40, IP66, IP66XP
WARNING
!
1. Establish the proper electrical connection between the Quantim
MFC/MFM. Don not connect the device to a fluid source yet.
a. Connect a +14 Vdc to +27 Vdc power supply to Pin 5 and power
supply common to Pin 9.
b. Connect a voltage output signal read-out device (4-1/2 digit
voltmeter recommended) onto Pin 2 (+) and Pin 10 (common).
c. If applicable, connect current output signal read-out device onto
Pin 4 (+) and Pin 10 (common).
d. Switch on power and allow the instrument to stabilize.
e. In case of a MFC, adjust the setpoint input to zero.
2. Observe the output signal and if necessary, perform the zero
adjustment procedure as outlined in Section 3-2.
a. Only perform the zero operations with the Coriolis Sensor filled
with either 100% fluid or 100% gas at the appropriate pressures
and ensure there is no fluid flowing through the device
(differential pressure = 0 psi).
b. Connect the Quantim to a pressurized supply of inert fluid
(for example high purity water). Fill the Quantim instrument
completely taking care there is no entrained gas in the sensor
and perform the zero operation as described in Section 3-2.
c. When applying Quantim to measure a gas, fill the sensor with
an inert gas (nitrogen or clean dry air) at a pressure near the
process operating pressure.
d. If the output signal does not zero properly, please contact Brooks
Instrument for technical asistance.
3. For a MFC connect a 0-5 Vdc source to Pin 8 and return to Pin 1 or
connect 0-20 mA source to Pin 7 and return to Pin 1.
(See X-CM-Qm-HART-eng instruction manual for complete HART
4-20 mA I/O electrical hookups).
4. Provide an electrical signal to the Quantim representing a setpoint
of 50% of full scale flow and adjust the inlet and outlet pressures to
calibration conditions.
4-5
Section 4 Maintenance
PRESSURE
GAUGE
PRESSURE
GAUGE
FLUID
SUPPLY
PRESSURE
REGULATOR
QmB
FLOW
OPTIONAL
MEASURING
DEVICE
SHUT-OFF
VALVE
SHUT-OFF
VALVE
OR
BACK
PRESSURE
REGULATOR
Installation and Operation Manual
X-CM-QmB-eng
Part Number: 541B029AAG
June, 2011QmB Series IP40, IP66, IP66XP
4. Provide an electrical signal to the Quantim representing a setpoint
of 50% of full scale flow and adjust the inlet and outlet pressures to
calibration conditions.
5. Verify that the electrical output signal reaches 100% of flow. For
MFC applications vary the setpoint over the 1% to 100% range and
verify that the output signal matches the setpoint.
a. If possible, connect a flow measurement device (such as a
rotometer) to the Quantim outlet to monitor the actual flow
behavior.
6. If the Quantim is functioning correctly, the problem may lie
elsewhere in the flow system. Re-verify the installation as well as the
upstream/downstream fluid system configuration.
7. Please contact Brooks Instrument for further assistance in
troubleshooting. Refer to the back cover of this manual for contact
information.
PRESSURE
Figure 4-1 Bench Troubleshooting Circuit
PRECISIONMASS FLOW
BrooksInstrument
TM
MEASURING
SHUT-OFF
4-6
Installation and Operation Manual
X-CM-QmB-eng
Part Number: 541B029AAG
June, 2011
4-3 External Valve Service
V alve Disassembly
The numbers in () refer to the parts in the exploded view diagram
Figure 4-2.
Section 4 Maintenance
QmB Series IP40, IP66, IP66XP
1. Remove valve nut, item (9).
2. Remove coil cover and coil, item (8).
3. Remove the four valve stem screws, item (7). Discard and replace
with new fasteners. Do not re-use these components!
4. Carefully remove the valve stem, item (6). The valve seat, item (5)
may be stuck in the stem, use care not to drop this part. Small
tweezers can be used to remove item (5) if stuck in stem recess.
5. Remove stem seal O-ring, item (3) from the valve body, item (1).
It is recommended that the seal be discarded and replaced with a
new un-used part.
6. Remove the orifice, item (4). Care must be taken to prevent damage
to the coplanar top side surface and the lower sealing surface!
7. Remove the lower metal seal, item (2). This part will most likely be
found on the bottom of the orifice, item (4) or in the bottom of the
valve body , item (1). Discard this seal as it is a one time use only!
This metal seal must be replaced with a new part or damage to the
valve body and/or the orifice can result.
8. Examine the valve body , item (1) and clean if necessary.
Clean all parts prior to inspection and re-assembly using a solvent and soft
brush or clean in an ultrasonic cleaner . Care must be taken not to damage
any of the valve sealing surfaces.
4-7
Section 4 Maintenance
y
A
y
Installation and Operation Manual
X-CM-QmB-eng
Part Number: 541B029AAG
June, 2011QmB Series IP40, IP66, IP66XP
Assembly
1. Examine all parts for signs of ware or damage, replace as necessary.
Refer to the parts list Figure 4-3.
2. Install the metal seal, item (2) in the center of the valve body, item (1).
3. Install the orifice, item (3) in the valve body , item (1).
The lower protrusion on the orifice must center in the orifice
seat! The seal must be new and un-used.
4. Install the valve seat, item (5) in the valve cavityon top of the orifice.
5. Install O-ring, item (3) in the valve body , item (1). it is recommended
that a new O-ring be used. Refer to parts list in Figure 4-3. When
ordering the O-ring specify the correct compound i.e. Viton, Kalrez
etc. depending upon your specific process.
6. Install the vavle stem, item(6) over the valve seat, item (5) and center
of the valve body , item (1).
7. Install the four valve screws, item (7) until they make light contact
with the base of the valve stem, item (6). Torque the valve screws in
a diagonal pattern in three increments slowly rising to a final torque
value of 175 inch-pounds (20 N-m). Refer to Figure 4-4.
8. Install the valve coil, item (8).
9. Install the valve cover , item (9).
10. Install the vavle nut, item(10) hand tight (snug).
1 1. Pressure and leak test to local standards.
Note: Standard Brooks Instrument pressure test is 1.5 times the design
pressure marked on the valve and a helium leak test at 1 x10
-9
bar .cc/s
helium maximum.
Note: The above leak test only evaluates the outbound seals. The
inbound seal should be also evaluated. This can be accomplished while
the unit is on the bench or when returned to normal service.
UK ................................................................................................. 2092458
US ............................. D436876, 4843890, 4996871, 5231884, 5295084,
5555190, 5687100, 5929344, 6226195, 6476522, 6487507, 6505131,
6505135, 6512987, 6513392, 6526839, 6748813,
6769301, 7032462, 7111519, 7117751, 7114517, 7204679
Counterparts in other countries and other patents pending
Installation and Operation Manual
X-CM-QmB-eng
Part Number: 541B029AAG
QmB Series IP40, IP66, IP66XP
LIMITED WARRANTY
Seller warrants that the Goods manufactured by Seller will be free from defects in materials or workmanship under normal
use and service and that the Software will execute the programming instructions provided by Seller until the expiration of the
earlier of twelve (12) months from the date of initial installation or eighteen (18) months from the date of shipment by Seller.
Products purchased by Seller from a third party for resale to Buyer (“Resale Products”) shall carry only the warranty
extended by the original manufacturer.
All replacements or repairs necessitated by inadequate preventive maintenance, or by normal wear and usage, or by fault of
Buyer, or by unsuitable power sources or by attack or deterioration under unsuitable environmental conditions, or by abuse,
accident, alteration, misuse, improper installation, modification, repair, storage or handling, or any other cause not the fault
of Seller are not covered by this limited warranty, and shall be at Buyer ’s expense.
Goods repaired and parts replaced during the warranty period shall be in warranty for the remainder of the original warranty
period or ninety (90) days, whichever is longer. This limited warranty is the only warranty made by Seller and can be
amended only in a writing signed by an authorized representative of Seller.
BROOKS SERVICE AND SUPPORT
Brooks is committed to assuring all of our customers receive the ideal flow solution for their application, along with
outstanding service and support to back it up. We operate first class repair facilities located around the world to provide
rapid response and support. Each location utilizes primary standard calibration equipment to ensure accuracy and
reliability for repairs and recalibration and is certified by our local Weights and Measures Authorities and traceable to the
relevant International Standards.
Visit www.BrooksInstrument.com to locate the service location nearest to you.
June, 2011
START -UP SERVICE AND IN-SITU CALIBRA TION
Brooks Instrument can provide start-up service prior to operation when required.
For some process applications, where ISO-9001 Quality Certification is important, it is mandatory to verify and/or
(re)calibrate the products periodically. In many cases this service can be provided under in-situ conditions, and the results
will be traceable to the relevant international quality standards.
CUSTOMER SEMINARS AND TRAINING
Brooks Instrument can provide customer seminars and dedicated training to engineers, end users and maintenance
persons.
Please contact your nearest sales representative for more details.
HELP DESK
In case you need technical assistance:
Americas
Europe +31 (0) 318 549 290
Asia +81 (0) 3 5633 7100
Due to Brooks Instrument's commitment to continuous improvement of our products, all specifications are subject to
change without notice.
1 888 554 FLOW
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