This manual is for informational purposes only. Although every effort has been
made to ensure the correctness of the information, technical inaccuracies may
occur and periodic changes may be made without notice. Net Safety Monitoring
Inc., assumes no responsibility for any errors contained within this manual.
If the products or procedures are used for purposes other than as described in the
manual, without receiving prior confirmation of validity or suitability, Net
Safety Monitoring Inc., does not guarantee the results and assumes no
obligation or liability.
No part of this manual may be copied, disseminated or distributed without the
express written consent of Net Safety Monitoring Inc.
Net Safety Monitoring Inc., products are carefully designed and manufactured from
high quality components and can be expected to provide many years of trouble free
service. Each product is thoroughly tested, inspected and calibrated prior to
shipment. Failures can occur which are beyond the control of the manufacturer.
Failures can be minimized by adhering to the operating and maintenance
instructions herein. Where the absolute greatest of reliability is required,
redundancy should be designed into the system.
Warranty
Net Safety Monitoring Inc., warrants its electronic assemblies for 36 months
from date of purchase.
No other warranties or liability, expressed or implied, will be honoured by Net
Safety Monitoring Inc.
Contact Net Safety Monitoring Inc., or an authorized representative for details.
We welcome your input at Net Safety Monitoring. If you have any comments
please contact us at the phone/address below or visit our web site and complete
our on-line customer survey: www.net-safety.com.
Contact Information
Net Safety Monitoring Inc.
2721 Hopewell Place NE
Calgary , AB
Canada
T1Y 7J7
Telephone: (403) 219-0688
Fax: (403) 219-0694
www.net-safety.com
E-mail: netsafe@net-safety.com
The Millennium Rack Mount Controller (RM2) is a 2-channel, 4-20 mA input
monitor for use with a variety of Net Safety’s monitoring devices. Channel #1
and Channel #2 function independently and can be used for any combinati on of
Net Safety’s fire detectors, toxic gas sensors or combustible gas transmitters or
controllers.
Fire Head
Net Safety’s UV/IRS, UVS, IRS, UVU-120-H2 and Phoenix IR3S fire detector
heads can be used in conjunction with the RM2.
ST Series Sensors
A variety of Net Safety’s ST Series 4-20 mA Toxic gas sensors can be
connected to the RM2.
Transmitters / Controllers
Net Safety’s Uni-Tran and Millennium Combustible Gas Controllers or
Transmitters can be used in conjunction with the RM2.
Manual
The manual has been designed to make installation of the RM2 System easy. To
ensure proper installation and usage follow the simple steps outlined in the
following pages. Consult the manual provided with the detector device(s) being
connected to the RM2 for specific information.
If you encounter any problems, consult the troubleshooting section or contact
your sales representative.
Carefully remove all components from the packaging. Check components
against the enclosed packing list and inspect all components for obvious
damage such as broken or loose parts. If you find any components missing or
damaged, notify your representative or Net Safety Monitoring immediately.
Locate
Locate Fire Heads, Sensors, Controllers or Transmitters as per the manual
provided with the specific product.
Figure 1: Dimensional Drawings
0.540"
8.566"
STEP 2 — WIRE
FIELD INSTALLATION
WARNING: Wiring codes and regulations may vary. Wiring must comply
with applicable regulations relating to the installation of electrical equipment
and is the responsibility of the installer. If in doubt, consult a qualified official
before wiring the system.
The following figures illustrate the basic connections for a Fire Head, Sensor,
Controller or Transmitter as well as information for external equipment.
Consult the manual for the specific Fire Head, Controller or Transmitter
regarding further wiring information.
Configuration
Two Analog Input channels with Current Loop and Relay Output. Refer to
Figure 2, "Analog/Relay RM2 System Board—Wiring", on page 3 for an
illustration.
SETTINGS
Once field wiring is complete, the Relay Contacts and the Isolated/Non-isolated
analog output should be configured.
Using Jumpers
Place Jumper(s) over appropriate pins in order to set
Relays Contacts as Open or Closed, and set Isolated or
Non-isolated analog output.
Relay Outputs
0.690"
0.576"
0.059"
0.970"
Mount
The RM2 can be fitted into a cage and located in a Class 1, Division 2 location.
RM2-AR2
The relay outputs have SPDT, form C, normally open/normally closed contacts
rated for 5 Amps @ 30 V dc or 250 V ac. Each channel has two dedicated alarm
relays and a fifth relay is a Common Fault relay.
Current Outputs
A 4-20 mA dc analog current output (isolated/non-iso lated) transmits
information to other devices.
Net Safety Monitoring Inc.
Figure 2: Analog/Relay RM2 System Board—Wiring
Note:The Common System Fault Relay is fixed as Energized/Non-latching.
Refer to Table 2 on page 13, Table 4 on page 15 and Table 5 on page 16 for status indicators.
Isolated Power +24V
4-20 mA Output CH#1
4-20 mA Output CH#2
RM2 Remote Reset
Main Power (+24V)
Supply Common
Earth Ground
R1
R2
R3
R4
Relay contacts are jumper selectable as
Normally OPEN or Normally CLOSED
Position 1 & 2 = CLOSED
Position 2 & 3 = OPEN
(default Closed - 1 & 2)
Analog Output - Channel #1
Analog Output - Channel #2
Analog Outputs are jumper selectable as
Position 1 & 2 = Non-isolated (default)
Position 2 & 3 = Isolated dc
(default Closed - 1 & 2)
Note:Connect Shield to Supply Common (COM). Refer to "Remote Reset—Wiring" on page 4 for instructions on wiring a Remote Reset button.
Note:For F
RM2-AR3
IRE HEAD and CONTROLLER/TRANSMITTER wiring, consult the manual provided with the fire or gas product for specific wiring instructions.
Net Safety Monitoring Inc.
Figure 3: ST Series Toxic SENSOR—Wiring
RM2
ST Series Sensors
ST1200/01
ST1300/01
ST1500
ST1600
ST1800
ST1250
Figure 4: F
IRE HEAD and CONTROLLER/TRANSMITTER—Wiring
+24V / +24Vdc
4-20 / 4-20 O/P
COM / COMMON
RM2
White wire
Red wire
Blue wire
Black wire
RM2
Note:For ST Series Toxic sensors, use shielded copper instrument wire
(minimum 18 AWG) for separations up to 500 feet; use 16 AWG for
separations of 500 to 2000 feet. Consult the factory if greater distance
required.
Note:Refer to the F
IRE HEAD or CONTROLLER/TRANSMITTER manual for
more detailed wiring instructions.
Figure 5: Remote Reset
—Wiring
Note:T o compensate for distance when re motely calibrating (sensor wired for
separation), decrease the tubing diameter or increase the calibration gas
flow rate. Always confirm calibration at the sensor.
Note:Clears latched alarms for both RM2 channels.
RM2-AR4
Net Safety Monitoring Inc
STEP 3 — OPERATE
START UP
Once all terminal wiring and Jumper settings are complete, the RM2 may be
powered up.
After power has been applied, a 90 second warm-up routine will begin (
ONTROLLERS); the System Status LED is Green Blip; and current output
and C
moves to 3.0 mA.
Note:Channel types are defined at purchase and factory set.
Normal Operation
Once the warm-up routine has ended, normal operation begins as indicated in
Table 1.
Table 1: Normal Operation Indicators
Type
Fire Head
ST Series Sensors
Controllers/
Transmitters
System
Status LED
Green Blip
Channel 1 or 2
Display Message
NORM
00
Current
Output
4.0 mA
FIRE
Figure 6: RM2 Front Panel Functionality
Channel Type Identifier
(1 per channel)
(YELLOW) Functions as
Fault LED for Fire;
Low Alarm for Gas
Calibration/Reset Button
(1 per channel)
System Fault LED
%LEL
CHANNEL
R1R2
Cal/Reset
FIRE
CHANNEL
R3R4
Cal/Reset
Fault Status
Scrolling Display
1
(1 per channel)
(RED) Functions as
Alarm LED for Fire;
High Alarm for Gas
2
System Status LED
(also active during
calibration)
Operational Test
Once normal operation has been established, consult the manual provided with
the Fire Head, Sensor, Controller or Transmitter for instructions on operational
testing.
RS-232
PC COMM
Model#: RM2
Serial Port
PC Communication
Interface RJ-11
Ensure that all safety precautions and regulatory requirements for the
application are met.
LEDs
FRONT PANEL
The RM2 Front Panel contains convenient LEDs and displays to provide
information regarding the RM2 status; the push button facilitates various
settings/activities; and the RS-232 port supports communication with a PC.
RM2-AR5
There are two LEDs dedicated to each channel and two additional System
LEDs. The LEDs will turn solid or flash depending upon the status of the RM2.
Refer to the section titled "Monitor" on page 12 and review the tables listing the
various devices, LEDs and states.
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