The document contains all the technical data on the device and provides an overview of the
accessories and other products that can be ordered for the device.
Symbols usedSafety symbols
SymbolMeaning
Electrical symbols
SymbolMeaningSymbolMeaning
DANGER!
This symbol alerts you to a dangerous situation. Failure to avoid this situation will result in
serious or fatal injury.
WARNING!
This symbol alerts you to a dangerous situation. Failure to avoid this situation can result in
serious or fatal injury.
CAUTION!
This symbol alerts you to a dangerous situation. Failure to avoid this situation can result in
minor or medium injury.
NOTE!
This symbol contains information on procedures and other facts which do not result in
personal injury.
Protective ground connection
A terminal which must be connected
to ground prior to establishing any
other connections.
Ground connection
A grounded terminal which, as far as
the operator is concerned, is
grounded via a grounding system.
Symbols for certain types of information
SymbolMeaning
Permitted
Procedures, processes or actions that are permitted.
Preferred
Procedures, processes or actions that are preferred.
Forbidden
Procedures, processes or actions that are forbidden.
Tip
Indicates additional information.
Reference to documentation
Reference to page
Reference to graphic
Visual inspection
4Endress+Hauser
Cerabar S PMC71, PMP71, PMP75
,…,
1.
2.
3.
Symbols in graphics
A-A, B-B, C-C, ... Sections
SymbolMeaning
1, 2, 3 ...Item numbers
Series of steps
A, B, C, ...Views
Documentation
See chapter "Additional documentation" → 127
The document types listed are available:
In the Download Area of the Endress+Hauser Internet site: www.endress.com → Download
Safety Instructions (XA)
See the "Safety instructions" section → 127
Endress+Hauser5
Terms and abbreviations
URLOPLMWP
LRL
0
p
LRV
URV
1
2
3
4
Cerabar S PMC71, PMP71, PMP75
A0029505
Item Term/abbreviationExplanation
1OPLThe OPL (over pressure limit = sensor overload limit) for the measuring device depends on the lowest-rated element,
with regard to pressure, of the selected components, i.e. the process connection has to be taken into consideration in
addition to the measuring cell. Also observe pressure-temperature dependency. For the relevant standards and
additional information, see the "Pressure specifications"→ 53 section.
The OPL may only be applied for a limited period of time.
2MWPThe MWP (maximum working pressure) for the sensors depends on the lowest-rated element, with regard to
pressure, of the selected components, i.e. the process connection has to be taken into consideration in addition to the
measuring cell. Also observe pressure-temperature dependency. For the relevant standards and additional
information, see the "Pressure specifications"→ 53 section.
The MWP may be applied at the device for an unlimited period.
The MWP can also be found on the nameplate.
3Maximum sensor
measuring range
4Calibrated/adjusted
span
p-Pressure
-LRLLower range limit
-URLUpper range limit
-LRVLower range value
-URVUpper range value
-TD (turn down)Turn down
Span between LRL and URL
This sensor measuring range is equivalent to the maximum calibratable/adjustable span.
Span between LRV and URV
Factory setting: 0 to URL
Other calibrated spans can be ordered as customized spans.
• Calibrated/adjusted span: 0 to 5 bar (0 to 75 psi)
• Lower range value (LRV) = 0 bar (0 psi)
• Upper range value (URV) = 5 bar (75 psi)
TD =
TD =
In this example, the TD is 2:1.
This span is based on the zero point.
Registered trademarksHART®
Registered trademark of the FieldComm Group, Austin, USA
PROFIBUS®
Registered trademark of the PROFIBUS User Organization, Karlsruhe, Germany
FOUNDATIONTMFieldbus
Registered trademark of the FieldComm Group, Austin, Texas, USA
URL
|URV-LRV|
10 bar (150 psi)
= 2
|5 bar (75 psi)-0 bar (0 psi)|
Endress+Hauser7
Device selection
Cerabar S PMC71, PMP71, PMP75
Function and system design
A0020461
PMC71 with capacitive measuring cell and ceramic process isolating diaphragm (Ceraphire®)
A0020463
PMP71 with piezoresistive measuring cell and metallic welded process isolating diaphragm
PMP75 with diaphragm seal
Field of application
• Gauge pressure and absolute pressure
• Level
Process connections
PMC71:
• Thread
• EN flanges DN 25 – DN 80
• ANSI flanges 1" – 4"
• JIS flanges 50 A – 100 A
PMP71:
• Thread
• DN 25 – DN 80
• ASME 1 ½" – 4"
• JIS 25 A – 100 A
• Oval flange adapters
• Prepared for diaphragm seal mount
PMP75:
Wide range of diaphragm seals
A0020464
Measuring ranges
• PMC71: From –100/0 to 100 mbar (–1.5/0 to 1.5 psi) to –1/0 to 40 bar (–15/0 to 600 psi)
• PMP71: From –400/0 to 400 mbar (–6/0 to 6 psi) to –1/0 to 700 bar (–15/0 to 10500 psi)
• PMP75: From –400/0 to 400 mbar (–6/0 to 6 psi) to –1/0 to 400 bar (–15/0 to 6000 psi)
8Endress+Hauser
Cerabar S PMC71, PMP71, PMP75
OPL
• PMC71: max. 60 bar (900 psi)
• PMP71: max. 1050 bar (15750 psi)
• PMP75: max. 600 bar (9000 psi)
Process temperature range(temperature at process connection)
• PMC71:–25 to +125 °C (–13 to +257 °F)
–20 to +150 °C (–4 to +302 °F) (High-temperature version, see Product Configurator "Additional
option 1" or 110 "Additional option 2" section, option "T")
• PMP71:–40 to +125 °C (–40 to +257 °F)
• PMP75: –70 to +400 °C (–94 to +752 °F)
(depending on the filling oil)
Ambient temperature range
• Without LCD display: –40 to +85 °C (–40 to +185 °F) optional (PMP71 and PMP75):
–50 to +85 °C (–58 to +185 °F) Product Configurator, order code for "Test, certificate" option "JN"
• With LCD display: –20 to +70 °C (–4 to +158 °F)
(extended temperature application range–50 to +85 °C (–58 to +185 °F) with limitations in optical
properties, such as display speed and contrast)
• Separate housing –20 to +60 °C (–4 to +140 °F):
• PMP75: Diaphragm seal systems depending on the version
Reference accuracy
• PMC71: Up to ±0.05% of the set span
PLATINUM version: up to ±0.025 % of the set span
• PMP71: Up to ±0.05% of the set span
PLATINUM version: up to ±0.025 % of the set span
• PMP75: Up to ±0.075% of the set span
Supply voltage
Supply voltage non-Ex
• 4 to 20 mA HART: 10.5 to 45 V DC
• 1-5V DC: 9 to 35 V DC
• PROFIBUS PA and FOUNDATION Fieldbus: 9 to 32 V DC
Supply voltage Ex ia
10.5 to 30 V DC
Supply voltage Ex d (1-5V DC)
9 to 35 V DC
Output
• 4 to 20 mA with superimposed HART protocol
• 1-5V DC
• PROFIBUS PA
• FOUNDATION Fieldbus
Options
• Inspection certificate 3.1
• HistoROM®/M-DAT memory chip
• Separate housing
• PMP75: gold-plated process isolating diaphragm
• PMP71, PMP75: gold-rhodium coated process isolating diaphragm
• PMP71, PMP75:NACE-compliant materials
Endress+Hauser9
Cerabar S PMC71, PMP71, PMP75
1
2
3
4
p
Specialties
• PMC71:
– Metal-free measurement with PVDF connection
– Special cleaning of the transmitter to remove paint-wetting substances, for use in paint shops
• PMP71:
– Process connections with minimum oil volume
– Gas-tight, elastomer-free
• PMP75:
– Wide range of diaphragm seals
– For extreme medium temperatures
– Process connections with minimum oil volume
– Completely welded versions
Measuring principle
Devices with ceramic process isolating diaphragm (Ceraphire®)
The ceramic sensor is an oil-free sensor, i.e. the process pressure acts directly on the robust ceramic
process isolating diaphragm and causes it to deflect. A pressure-dependent change in capacitance is
measured at the electrodes of the ceramic substrate and the process isolating diaphragm. The
measuring range is determined by the thickness of the ceramic process isolating diaphragm.
Advantages:
• Guaranteed overload resistance up to 40 times the nominal pressure (see "OPL" column in table)
→ 13)
• The ultrapure 99.9% ceramic (Ceraphire®, see also "www.endress.com/ceraphire") ensures:
– Extremely high chemical durability
– High mechanical durability
• Suitable for vacuums
• Secondary containment for enhanced integrity
• Process temperatures up to 150 °C (302 °F)
10Endress+Hauser
Cerabar S PMC71, PMP71, PMP75
p
1
3
4
2
h =
p
ρ g
h
Devices with metallic process isolating diaphragm
1Silicon measuring element, substrate
2Wheatstone bridge
3Channel with fill fluid
4Metal process isolating diaphragm
PMP71
The process pressure deflects the metal process isolating diaphragm of the sensor and a fill fluid
transfers the pressure to a Wheatstone bridge (semiconductor technology). The pressure-dependent
change in the bridge output voltage is measured and evaluated.
Advantages:
• Can be used for process pressures up to 700 bar (10500 psi)
• High long-term stability
• Guaranteed overload resistance up to 4 times the nominal pressure
• Secondary containment for enhanced integrity
• Significantly reduced thermal effect e.g. compared to diaphragm seal systems with capillaries
A0016448
PMP75
The operating pressure acts on the process isolating diaphragm of the diaphragm seal and is
transferred to the process isolating diaphragm of the sensor by a diaphragm seal fill fluid. The
process isolating diaphragm is deflected and a fill fluid transfers the pressure to a resistance
measuring bridge. The pressure-dependent change in the bridge output voltage is measured and
evaluated.
Advantages:
• Depending on the version, can be used for process pressures up to 400 bar (6000 psi) and for
extreme process temperatures
• High long-term stability
• Guaranteed overload resistance up to 4 times the nominal pressure
• Secondary containment for enhanced integrity
Product designLevel measurement (level, volume and mass):
hHeight (level)
pPressure
ρDensity of the medium
gGravitational constant
A0020466
Endress+Hauser11
Cerabar S PMC71, PMP71, PMP75
Your benefits
• Selection of the level operating mode which is optimum for your application in the device software
• Volume and mass measurements in any container shapes by means of a freely programmable
characteristic curve
• Choice of diverse level units with automatic unit conversion
• A customized unit can be specified.
• Has a wide range of uses, e.g.
– in the event of foam formation
– in containers with agitators or screen fittings
– in the event of liquid gases
Applications suitable for
custody transfer
measurement
Communication protocol
The Parts Certificate is issued on the basis of the following standards:
• WELMEC guide 8.8 "General and Administrative Aspects of the Voluntary System of Modular
Evaluation of Measuring instruments under the MID".
• OIML R117-1 Edition 2007 (E) "Dynamic measuring systems for liquids other than water".
• EN 12405-1/A1 Edition 2006 "Gas meters – Conversion devices – Part 1: Volume conversion".
• 4 to 20 mA with HART communication protocol
• PROFIBUS PA
– The Endress+Hauser devices meet the requirements of the FISCO model.
– Due to a low current consumption of 13 mA ± 1 mA, the following number of devices can be
operated on one bus segment if installing as per FISCO: up to 7 devices for Ex ia, CSA IS and FM
IS applications or up to 27 devices for all other applications e.g. in non-hazardous areas, Ex nA
etc. Further information on PROFIBUS PA can be found in Operating Instructions BA00034S
"PROFIBUS DP/PA: Guidelines for planning and commissioning" and in the PNO Guideline.
• FOUNDATION Fieldbus
– The Endress+Hauser devices meet the requirements of the FISCO model.
– Due to a low current consumption of 15.5 mA ± 1 mA, the following number of devices can be
operated on one bus segment if installing as per FISCO: up to 6 devices for Ex ia, CSA IS and FM
IS applications or up to 24 devices for all other applications e.g. in non-hazardous areas, Ex nA
etc. Further information on FOUNDATION Fieldbus, such as requirements for bus system
components, can be found in Operating Instructions BA00013S "FOUNDATION Fieldbus
Overview".
12Endress+Hauser
Cerabar S PMC71, PMP71, PMP75
Input
Measured variableMeasured process variables
• Absolute pressure
• Gauge pressure
Calculated process variables
Level (level, volume or mass)
Measuring rangePMC71 – with ceramic process isolating diaphragm (Ceraphire®) for gauge pressure
1)Turn down > 100:1 on request or can be set on device
2)The vacuum resistance applies for the measuring cell under reference operating conditions. A ceramic process isolating diaphragm is
recommended for applications in the limit range. For type PMP75, the pressure and temperature application limits of the selected filling oil must
also be observed → 113.
3)Product Configurator, order code for "Sensor range; sensor over pressure limit"
4)PMP71 only, PMP75 on request
Option
1F
3)
PMP71 and PMP75 – metallic process isolating diaphragm for absolute pressure
1 bar (15 psi)0+1 (+15)0.01 (0.15)6.7 (100)10 (150)2H
2 bar (30 psi)0+2 (+30)0.02 (0.3)13.3 (200)20 (300)2K
4 bar (60 psi)0+4 (+60)0.04 (0.6)18.7 (280.5)28 (420)2M
10 bar (150 psi)0+10 (+150)0.1 (1.5)26.7 (400.5)40 (600)2P
0.01/0.04 (0.15/0.6)
40 bar (600 psi)0+40 (+600)0.4 (6)100 (1500)160 (2400)2S
100 bar (1500 psi)0+100 (+1500)1.0 (15)100 (1500)400 (6000)2U
400 bar (6000 psi)0+400 (+6000)4.0 (60)400 (6000)600 (9000)2W
700 bar (10500 psi)
4)
0+700 (+10500)7.0 (105)700 (10500)1050 (15750)2X
1)Turn down > 100:1 on request or can be set on device
2)The vacuum resistance applies for the measuring cell under reference operating conditions. A ceramic process isolating diaphragm is
recommended for applications in the limit range. For type PMP75, the pressure and temperature application limits of the selected filling oil must
also be observed → 113.
3)Product Configurator, order code for "Sensor range; sensor over pressure limit"
4)PMP71 only, PMP75 on request
Option
2F
3)
14Endress+Hauser
Cerabar S PMC71, PMP71, PMP75
PMP71 - metallic process isolating diaphragms for absolute pressure with MID parts certificate
SensorMaximum sensor
measuring range
[bar
(psi)]
lower
(LRL)
[bar
(psi
abs
abs
upper
3)
(URL)
[bar
(psi
abs
abs
)]
10 (150)0+10 (150)0.5 (7.5)0.5 (7.5)26.7
Min. WP for gas
applications suitable
for custody transfer
measurement
4)
Min. WP for liquid
applications suitable
for custody transfer
measurement
1)The vacuum resistance applies to the measuring cell under reference operating conditions
2)Product Configurator, order code for "Sensor range; sensor over pressure limit"
3)By default, the device is set to a lower sensor measuring range of 0 bar. Please specify when ordering if the lower sensor measuring range is to be
set to a different default value.
4)Max. WP (working pressure) for gas and liquid applications suitable for calibration to regulatory standards
Endress+Hauser15
Output
onon
offoff
damp.
damp.
DisplayDisplay
SensorSensor
HARTHART
RR
FIELD COMMUNICATION PROTOCOLFIELD COMMUNICATION PROTOCOL
SW /min
SW /min
E
+
–
E
+
–
Cerabar S PMC71, PMP71, PMP75
Output Signal
• 4 to 20 mA with superimposed digital communication protocol HART, 2-wire
• 1-5V DC, 3-wire
• Digital communication signal PROFIBUS PA (Profile 3.0), 2-wire
– Signal coding: Manchester Bus Powered (MBP): Manchester II
– Transmission rate: 31.25 KBit/s voltage mode
• Digital communication signal FOUNDATION Fieldbus, 2-wire
– Signal coding: Manchester Bus Powered (MBP): Manchester II
– Transmission rate: 31.25 KBit/s voltage mode
OutputInternal + LCDExternal + LCDInternal
1)
Option
4 to 20mA HARTBAC
4 to 20mA HART, Li=0EDF
1-5V DCHG-
PROFIBUS PANMO
FOUNDATION FieldbusQPR
1)Product Configurator, order code for "Display, operation: "
A0021280
Signal range4 to 20 mA
3.8 mA to 20.5 mA
1-5V DC
0.95 to 5.125 V
Signal on alarm4 to 20 mA HART
As per NAMUR NE43.
• Max. alarm: can be set from 21 to 23 mA (factory setting: 22 mA)
• Hold measured value: last measured value is held
• Min. alarm: 3.6 mA
1-5V DC
• Max. alarm: can be set from 5.25 to 5.75 V
• Min. Alarm: 0.9 V
PROFIBUS PA
As per NAMUR NE43.
Can be set in the Analog Input Block.
Options:
• Last Valid Out Value (factory setting)
• Fail Safe Value
• Status bad
FOUNDATION Fieldbus
As per NAMUR NE43.
Can be set in the Analog Input Block.
16Endress+Hauser
Cerabar S PMC71, PMP71, PMP75
U – 11.5 V
U – 12 V
23 mA
23 mA
[ ]W
[ ]W
30
30
20
20
11.5
12
404045
45
1239
1217
1456
1434
804
782
369
347
Test
£
£
B
B
U – 10.5 V
U – 11 V
R
R
L
L
max
max
23 mA
23 mA
£
£
30
30
20
20
10.5
11
U
U
U
U
[V]
[V]
[V]
[V]
404045
45
1282
1260
1500
1478
847
826
413
391
[ ]W
[ ]W
R
R
L
L
max
max
Test
4
4
A
A
1
2
3
1
2
3
R
R
L
L
max
max
4
4
R
R
L
L
max
max
Options:
• Last Good Value
• Fail Safe Value (factory setting)
• Wrong Value
Load4 to 20 mA HART
In order to guarantee sufficient terminal voltage in two-wire devices, a maximum load resistance R
(including line resistance) must not be exceeded depending on the supply voltage U0 of the supply
unit. In the following load diagrams, observe the position of the jumper and the explosion protection:
Dead time, time constant
AJumper for 4 to 20 mA test signal set to "Non-test" position
BJumper for 4 to 20 mA test signal set to "Test" position
1Power supply 10.5 (11.5) to 30 V DC for 1/2 G, 1 GD, 1/2 GD, FM IS, CSA IS, IECEx ia, NEPSI Ex ia
2Power supply 10.5 (11.5) to 45 V DC for devices for non-hazardous areas, 1/2 D, 1/3 D, 2 G Ex d, 3 G Ex nA,
FM XP, FM DIP, FM NI, CSA XP, CSA dust ignition-proof, NEPSI Ex d
3Power supply 11 (12) to 45 V DC for PMC71, Ex d[ia], NEPSI Ex d[ia]
4R
Lmax
USupply voltage
When operating via a handheld terminal or via a PC with an operating program, a minimum
communication resistance of 250 Ω must be taken into account.
maximum load resistance
1-5V DC
The load must be at least 100 kΩ.
Presentation of the dead time and the time constant:
A typical PLC cycle time of 1 s results in the following behavior:
PROFIBUS PA
TypeMeasuring cellDead time (t1) [ms] Dead time (t1) [ms] +
Time constant T63 (t2) [ms]
PMC71 remains stable for a minimum of All125245311
max.132514451511
PMP71 remains stable for a minimum of • 400 mbar (6 psi)
• ≥1 bar (15 psi)
max.• 400 mbar (6 psi)
• ≥1 bar (15 psi)
PMP75 max.PMP71 + influence of the diaphragm seal
80• 150
• 115
1280• 1350
• 1315
Reading cycle (PLC)
• Acyclic: Typically 25/s
• Cyclic: Typically 30/s (depending on the number and type of the function blocks used in the
closed-control loop)
Cycle time (update time)
remains stable for a minimum of 200 ms
The cycle time in a bus segment in cyclic data communication depends on the number of devices, on
the segment coupler used and on the internal PLC cycle time. A new measured value can be
determined up to five times a second.
Dead time (t1) [ms] +
Time constant T90 (t3) [ms]
• 196
• 116
• 1396
• 1316
Response time
• Acyclic: Approx. 60 ms to 70 ms (depending on Min. Slave Interval)
• Cyclic: Approx. 10 ms to 13 ms (depending on Min. Slave Interval)
Dynamic behavior
FOUNDATION Fieldbus
TypeMeasuring cellDead time (t1) [ms] Dead time (t1) [ms] +
PMC71 remains stable for a minimum of All135255321
max.113512551321
PMP71 remains stable for a minimum of • 400 mbar (6 psi)
max.• 400 mbar (6 psi)
PMP75 max.PMP71 + influence of the diaphragm seal
A typical configuration for the macro cycle time (host system) of 1 s results in the following
behavior:
Time constant T63 (t2) [ms]
90• 160
• ≥1 bar (15 psi)
1090• 1160
• ≥1 bar (15 psi)
• 125
• 1125
Reading cycle
• Acyclic: Typically 10/s
• Cyclic: max. 10/s (dependent on the number and type of function blocks used in a closed-control
loop)
Dead time (t1) [ms] +
Time constant T90 (t3) [ms]
• 206
• 126
• 1206
• 1126
Cycle time (update time)
Cyclic: Min. 100 ms
Response time
• Acyclic: Typically 100 ms (for standard bus parameter settings)
• Cyclic: max. 20 ms (for standard bus parameter settings)
Endress+Hauser19
Cerabar S PMC71, PMP71, PMP75
Damping
Alarm current
Firmware version
A damping affects all outputs (output signal, display):
• via local display, handheld terminal or PC (handheld terminal or PC not for 1-5V DC) with
operating program, continuous from 0 to 999 s
• Also for HART and PROFIBUS PA: Via DIP switch on the electronic insert,
switch position "on" = set value and "off"
• 1-5V DC: via DIP switch on electronic insert
switch position "on" = set value and "off"
DD revision• 4 (Russian in language selection) for device revision 21
• 3 (Dutch in language selection) for device revision 21
• 1 for device revision 22
Device description files (DTM, DD)Information and files at:
• www.endress.com
• www.fieldcommgroup.org
HART loadMin. 250 Ω
20Endress+Hauser
Cerabar S PMC71, PMP71, PMP75
HART device variablesThe measured values are assigned to the device variables as follows:
Supported functions• Burst mode
Measured values for PV (primary variable)
• Pressure
• Level
• Tank content
Measured values for SV, TV (second and third variable)
Pressure
Measured values for QV (fourth variable)
Temperature
• Additional transmitter status
• Device locking
• Alternative operating modes
PROFIBUS PA protocolspecific data
Manufacturer ID17 (11 hex)
Identification number1541 hex
Profile version3.0
• SW version 03.00.zz
• SW version 04.00.zz
3.02
SW version 04.01.zz ( device revision 3)
Compatibility with SW version 03.00.zz and higher.
GSD revision• 4 (SW version 3.00.zz and 4.00.zz)
• 5 (device revision 3)
DD revision• 1 (SW version 3.00.zz and 4.00.zz)
• 1 (device revision 3)
GSD fileInformation and files at:
DD files
Output valuesMeasured value for PV (via Analog Input Function Block)
Input valuesInput value sent from PLC, can be shown on display
Supported functions• Identification & maintenance Simplest device identifier on the
• www.endress.com
• www.profibus.org
• Pressure
• Level
• Tank content
Measured value for SV
• Pressure
• Temperature
control system and nameplate
• Condensed status (only with Profile Version 3.02)
• Automatic ID number adjustment and switchable to the following ID
numbers (only with Profile Version 3.02):
– 9700: Profile-specific transmitter identification number with the
"Classic" or "Condensed" status".
– 1501: Compatibility mode for the old Cerabar S generation
(PMC731, PMP731, PMC631, PMP635).
– 1541: Identification number of the new Cerabar S generation
(PMC71, PMP71, PMP75).
• Device locking: The device can be locked by hardware or software.
FOUNDATION Fieldbus
protocol-specific data
Manufacturer ID452B48 hex
Device type1007 hex
Device revision• 6 - SW version 03.00.zz
• 7 - SW version 04.00.zz (FF-912)
DD revision• 3 (device revision 6)
• 2 (device revision 7)
CFF revision• 4 (device revision 6)
• 1 (device revision 7)
Endress+Hauser21
Cerabar S PMC71, PMP71, PMP75
DD filesInformation and files at:
CFF files
Device tester version (ITK version)• 5.0 (device revision 6)
Number of ITK test campaign• IT054600 (Device Revision 6)
Link Master (LAS) capableYes
Choice of "Link Master" and "Basic
Device"
Node addressFactory setting: 247 (F7 hex)
Supported functionsField diagnostics profile (only with FF912)
Number of VCRs• 44 (device revision 6)
Number of link objects in VFD50
• www.endress.com
• www.fieldcommgroup.org
• 6.01 (device revision 7)
• IT085500 (Device Revision 7)
Yes, factory setting is Basic Device
The following methods are supported:
• Restart
• Configure error as warning or alarm
• HistoROM
• Peakhold
• Alarm info
• Sensor trim
• 24 (device revision 7)
Virtual communication references (VCRs)
Device revision 6Device revision 7
Permanent entries441
Client VCRs00
Server VCRs510
Source VCRs843
Sink VCRs00
Subscriber VCRs1243
Publisher VCRs1943
Link settings
Device revision 6Device revision 7
Slot time44
Min. Inter PDU delay1210
Max. response delay1010
Transducer Blocks
BlockContentOutput values
TRD1 BlockContains all parameters related to
the measurement
Service BlockContains service information• Pressure after damping (channel 3)
• Pressure or level (channel 1)
• Process temperature (channel 2)
• Pressure peakhold indicator (channel 4)
• Counter for max. pressure transgressions (channel
5)
22Endress+Hauser
Cerabar S PMC71, PMP71, PMP75
BlockContentOutput values
Diagnostic Block Contains diagnostic informationError code via DI channels (channel 0 to 16)
Display BlockContains parameters to configure
Function blocks
No output values
the onsite display
BlockContentNumber
blocks
Resource BlockThis block contains all the data that uniquely identifies the device; it is
an electronic version of a nameplate for the device.
Analog Input
Block 1
Analog Input
Block 2
Digital Input
Block
Digital Output
Block
PID BlockThis block is used as a proportional-integral-derivative controller and
Arithmetic
Block
Input Selector
Block
Signal
Characterizer
Block
Integrator Block The Integrator Block integrates a variable as a function of the time or
Analog Alarm
Block
The AI Block receives the measuring data from the Sensor Block,
(selectable via a channel number) and makes the data available to
other function blocks at its output. Enhancement: Digital outputs for
process alarms, fail safe mode
This block contains the discrete data of the Diagnose Block (selectable
via a channel number 0 to 16) and provides them for other blocks at
the output.
This block converts the discrete input and thus initiates an action
(selectable via a channel number) in the DP Flow Block or in the
Service Block. Channel 1 resets the counter for max. pressure
transgressions.
can be used universally for closed-loop-control in the field. It enables
cascade mode and feedforward control. Input IN can be indicated on
the display. The selection is performed in the Display Block
(DISPLAY_MAIN_LINE_CONTENT).
This block is designed to permit simple use of popular measurement
math functions. The user does not have to know how to write
equations. The math algorithm is selected by name, chosen by the
user for the function to be performed.
The Input Selector Block facilitates the selection of up to four inputs
and generates an output based on the configured action. This block
normally receives its inputs from AI Blocks. The block performs
maximum, minimum, average and ‘first good’ signal selection. Inputs
IN1 to IN4 can be indicated on the display. The selection is performed
in the Display Block (DISPLAY_MAIN_LINE_CONTENT).
The Signal Characterizer Block has two sections, each with an output
that is a non-linear function of the respective input. The non-linear
function is generated by a single look-up table with 21 arbitrary x-y
pairs.
accumulates the counts from a Pulse Input Block. The block can be
used as a totalizer that counts up until a reset, or as a batch totalizer
whereby the integrated value is compared against a target value
generated before or during the control routine and generates a binary
signal when the target value is reached.
This block contains all process alarm conditions (working like a
comparator) and represents them at the output.
1enhancedenhanced
245 ms45 ms
140 ms30 msstandardenhanced
160 ms40 msstandardenhanced
1120 ms70 msstandardenhanced
150 ms40 msstandardenhanced
135 ms35 msstandardenhanced
130 ms40 msstandardenhanced
135 ms40 msstandardenhanced
135 ms35 msstandardenhanced
Execution timeFunctionality
Device
Revision 6
Device
Revision 7
(without
trend and
alarm
reports)
Device
Revision 6
enhancedenhanced
Device
Revision 7
Additional function block information:
Instantiatable function blocksYESYES
Number of additional instantiatable function blocks115
Endress+Hauser23
Power supply
4... 20mA
Test
Test
Test
4... 20mATest
1
8
6
7
2
3
4
5
1
6
7
2
3
4
5
POWER
Vout
WARNING
L
Electrical safety is compromised by an incorrect connection!
When using the measuring device in hazardous areas, the relevant national standards and
‣
regulations as well as the Safety Instructions or Installation or Control Drawings must also be
observed.→ 127.
All explosion protection data are given in separate documentation which is available upon
‣
request. The Ex documentation is supplied as standard with all Ex devices→ 127.
Devices with integrated overvoltage protection must be grounded→ 29.
‣
Protective circuits against reverse polarity, HF influences and overvoltage peaks are integrated.
‣
Terminal assignment4 to 20 mA HART
Cerabar S PMC71, PMP71, PMP75
A0019989
1Housing
2Supply voltage
34 to 20 mA
4Devices with integrated overvoltage protection are labeled "OVP" (overvoltage protection) here.
5External ground terminal
64 to 20 mA test signal between positive and test terminal
7Internal ground terminal
8Jumper for 4 to 20 mA test signal
1-5V DC
A0031676
1Housing
2Supply voltage
31-5V DC
4Overvoltage protection (OVP) marking
5External ground terminal
6Terminals
7Internal ground terminal
24Endress+Hauser
Cerabar S PMC71, PMP71, PMP75
1
4
5
2
3
Test
Test
PROFIBUS PA and FOUNDATION Fieldbus
1Housing
2Supply voltage
3Devices with integrated overvoltage protection are labeled "OVP" (overvoltage protection) here.
4External ground terminal
5Internal ground terminal
Supply voltage4 to 20 mA HART
A0020158
Electronic versionJumper for 4 to 20 mA test signal in
"Test" position (delivery status)
Version for nonhazardous area
Intrinsically safe11.5 to 30 V DC10.5 to 30 V DC
• Other types of
protection
• Devices without
certificate
11.5 to 45 V DC10.5 to 45 V DC
11.5 to 45 V DC
(versions with 35 V DC plug-in
connection)
Jumper for 4 to 20 mA test signal in
"Non-test" position
10.5 to 45 V DC
(versions with 35 V DC plug-in
connection)
Measuring a 4 to 20 mA test signal
Jumper position for test
signal
Description
• Measurement of 4 to 20 mA test signal via the positive and test terminal:
Possible. (Thus, the output current can be measured without interruption via
the diode.)
• Delivery status
• Minimum supply voltage: 11.5 V DC
A0019992
• Measurement of 4 to 20 mA test signal via positive and test terminal: Not
possible.
• Minimum supply voltage: 10.5 V DC
A0019993
1-5V DC
• Non-hazardous area: 9 to 35 V DC
• Ex-d: 9 to 35 V DC
PROFIBUS PA
• Version for non-hazardous areas: 9 to 32 V DC
• Ex ia: 10.5 to 30 V DC
Endress+Hauser25
FOUNDATION Fieldbus
Han7D
–
+
+ –
–
+
1
5
4
6
7
8
2
3
AB
• Version for non-hazardous areas: 9 to 32 V DC
• Ex ia: 10.5 to 30 V DC
Cerabar S PMC71, PMP71, PMP75
Current consumption
• 1-5V DC:
9 V = 1.8 mA
35 V = 0.8 mA
• PROFIBUS PA: 13 mA ±1 mA, switch-on current corresponds to IEC 61158-2, Clause 21
• FOUNDATION Fieldbus: 15.5 mA ±1 mA, switch-on current corresponds to IEC 61158-2, Clause
21
Electrical connectionPROFIBUS PA
The digital communication signal is transmitted to the bus via a two-wire connection. The bus also
provides the power supply. For further information on the network structure and grounding, and for
further bus system components such as bus cables, see the relevant documentation, e.g. Operating
Instructions BA00034S "PROFIBUS DP/PA: Guidelines for planning and commissioning" and the
PNO Guideline.
FOUNDATION Fieldbus
The digital communication signal is transmitted to the bus via a two-wire connection. The bus also
provides the power supply. For further information on the network structure and grounding and for
further bus system components such as bus cables, see the relevant documentation, e.g. Operating
Instructions BA00013S "FOUNDATION Fieldbus Overview" and the FOUNDATION Fieldbus Guideline.
Terminals
• Supply voltage and internal ground terminal: 0.5 to 2.5 mm2 (20 to 14 AWG)
• External ground terminal: 0.5 to 4 mm2 (20 to 12 AWG)
Cable entries
ApprovalCable glandClamping area
Standard, II 1/2 G Ex ia, ISPlastic M20x1.55 to 10 mm (0.2 to 0.39 in)
ATEX II 1/2 D, II 1/3 D, II 1/2 GD Ex ia,
II 1 GD Ex ia, II 3 G Ex nA
Metal M20x1.5 (Ex e)7 to 10.5 mm (0.28 to 0.41 in)
1-5V DC
The cable entries have a 1/2 FNPT thread. The connection on the customer's side is protected by a
plastic connector. A cable gland is not envisaged.
For additional technical data, see section on housing → 55
Device plugDevices with Harting plug Han7D
26Endress+Hauser
AElectrical connection for devices with Harting plug Han7D
BView of the plug-in connection on the device
Material: CuZn, gold-plated plug-in jack and plug
A0019990
Cerabar S PMC71, PMP71, PMP75
–
+
+
PE
–
1234
–
+
+
PE
–
142 3
2
1
3
4
Cable version connection
1rd = red
2bk = black
3gnye = green
44 to 20 mA
Connection via cable version 1-5V DC
A0019991
1rd = red
2bk = black
3gnye = green
41-5V DC
Devices with M12 plug
1Signal +
2Not assigned
3Signal –
4Ground
Endress+Hauser offers the following accessories for devices with an M12 plug:
Plug-in jack M 12x1, straight
• Material: Body PA; coupling nut CuZn, nickel-plated
• Degree of protection (fully locked): IP67
• Order number: 52006263
Plug-in jack M 12x1, elbowed
• Material: Body PBT/PA; coupling nut GD-Zn, nickel-plated
• Degree of protection (fully locked): IP67
• Order number: 71114212
Cable 4x0.34 mm2 (20 AWG) with M12 socket, elbowed, screw plug, length 5 m (16 ft)
• Material: Body PUR; coupling nut CuSn/Ni; cable PVC
• Degree of protection (fully locked): IP67
• Order number: 52010285
A0032269
A0011175
Endress+Hauser27
Devices with 7/8" plug
4
2
3
1
1Signal –
2Signal +
3Not assigned
4Shielding
External thread: 7/8 - 16 UNC
• Material: 316L (1.4401)
• Degree of protection: IP68
Cable specificationHART
• Endress+Hauser recommends using shielded, twisted-pair two-wire cables.
• Cable outer diameter: 5 to 9 mm (0.2 to 0.35 in) depending on the cable entry used → 26
Cerabar S PMC71, PMP71, PMP75
A0011176
1-5V DC
• Endress+Hauser recommends using a shielded cable.
• Cable outer diameter: 5 to 9 mm (0.2 to 0.35 in) depending on the cable entry used → 26
Maximum cable length
The following table shows the tolerance of the voltage output for a representative cable with a
length of up to 100 m (328 ft), a resistance of 18 Ohm/km and specification 18 AWG (cable crosssection 0.8 mm2).
Tolerance of voltage output at cable endLength
0.5 mV25 m (82 ft)
1 mV50 m (164 ft)
1.5 mV75 m (246 ft)
2 mV100 m (328 ft)
PROFIBUS PA
Use a twisted, shielded twin-core cable, preferably cable type A.
For further information regarding cable specifications, see the Operating Instructions
BA00034S "PROFIBUS DP/PA: Guidelines for planning and commissioning", the PNO guideline
2.092 "PROFIBUS PA User and Installation Guideline" and IEC 61158-2 (MBP).
FOUNDATION Fieldbus
Use a twisted, shielded twin-core cable, preferably cable type A.
For further information on the cable specifications, see Operating Instructions BA00013S
"FOUNDATION Fieldbus Overview", FOUNDATION Fieldbus Guideline and IEC 61158-2 (MBP).
Start-up current
Residual ripple
12 mA
Without influence on 4 to 20 mA signal up to ±5% residual ripple within the permitted voltage
range [according to HART hardware specification HCF_SPEC-54 (DIN IEC 60381-1)].
28Endress+Hauser
Cerabar S PMC71, PMP71, PMP75
Overvoltage protection
(optionally for HART,
PROFIBUS PA and
FOUNDATION Fieldbus)
Influence of power supply
• Overvoltage protection:
– Nominal functioning DC voltage: 600 V
– Nominal discharge current: 10 kA
• Surge current check î = 20 kA satisfied as per DIN EN 60079-14: 8/20 μs
• Arrester AC current check I = 10 A satisfied
Ordering information: Product Configurator, order code for "Additional options 1" or Additional
options 2", option "M"
NOTICE
Device could be destroyed!
Devices with integrated overvoltage protection must be grounded.
‣
≤0.0006 % of URL/1 V
Endress+Hauser29
Cerabar S PMC71, PMP71, PMP75
Performance characteristics of PMP71/PMP75 metal
pressure transmitter
(Sensor module + Electronic module)
Preamble
The performance characteristic of the transmitter refers to "Accuracy of the transmitter". The factors
influencing accuracy can be divided into two groups
Reference accuracy E1 as %
The specifications refer to the calibrated span/Upper Range Value (URV).
Measuring cellPMP71PMP75
400 mbar (6 psi)• TD 1:1
1 bar (15 psi)• TD ≤ 2.5:1
2 bar (30 psi)• TD ≤ 5:1
4 bar (60 psi)• TD ≤ 10:1
10 bar (150 psi)• TD ≤ 10:1
40 bar (600 psi)• TD ≤ 10:1
100 bar (1500 psi)• TD ≤ 10:1
400 bar (6000 psi)• TD ≤ 5:1
700 bar (10500 psi)• TD ≤ 5:1
Transmitter total performance → 31comprises the reference accuracy and the ambient
temperature effect and is calculated using the following formula:
Total performance = ± √ ( (E1)² + (E2)² )
E1= Reference accuracy → 30
E2= ambient temperature effect per ±28 °C (50 °F) (corresponds to the range of
–3 to +53 °C (+27 to +127 °F)) → 32
1)
Standard
Reference accuracy
• TD > 1:1
• TD > 2.5:1
• TD > 5:1
• TD > 10:1
• TD > 10:1
• TD > 10:1
• TD > 10:1
• TD > 5:1
• TD > 5:1
3)
==±0.05
±0.05 · TD
==±0.05
±0.02 · TD
==±0.05
±0.01 · TD
==±0.05
±0.005 · TD
==±0.05
±0.005 · TD
==±0.05
±0.005 · TD
==±0.05
±0.005 · TD
==±0.1
±0.02 · TD
==±0.1
±0.02 · TD
Platinum
Reference accuracy
• TD 1:1
• TD > 1:1
• TD 1:1
• TD > 1:1
• TD 1:1
• TD > 1:1
• TD 1:1
• TD > 1:1
• TD 1:1
• TD > 1:1
• TD 1:1
• TD > 1:1
• TD 1:1
• TD > 1:1
• TD 1:1
• TD > 1:1
• TD 1:1
• TD > 1:1
4)
==±0.025
±0.04
==±0.025
±0,03
==±0.025
±0,03
==±0.025
±0,03
==±0.025
±0,03
==±0.025
±0,03
==±0.035
±0.04
==±0.065
±0.09
==±0.065
±0.09
Standard
Reference accuracy
• TD 1:1
• TD > 1:1
• TD ≤ 2.5:1
• TD > 2.5:1
• TD ≤ 5:1
• TD > 5:1
• TD ≤ 10:1
• TD > 10:1
• TD ≤ 10:1
• TD > 10:1
• TD ≤ 10:1
• TD > 10:1
• TD ≤ 10:1
• TD > 10:1
• TD ≤ 5:1
• TD > 5:1
-
2)
==±0.15
±0.15 · TD
==±0.075
±0.03 · TD
==±0.075
±0.015 · TD
==±0.075
±0.0075 · TD
==±0.075
±0.0075 · TD
==±0.075
±0.0075 · TD
==±0.075
±0.0075 · TD
==±0.15
±0.03 · TD
1)Reference accuracy comprises the non-linearity [DIN EN 61298-2] including the hysteresis [DIN EN 61298-2] and non-repeatability [DIN EN
61298-2] in accordance with the limit point method as per [DIN EN 60770]. Reference accuracy for standard up to TD 100:1, for platinum up to
TD 5:1. Valid for all membrane materials.
2)PMP75: No diaphragm seal errors are taken into account. Diaphragm seal errors can be calculated separately in the Applicator diaphragm seal
calculation module. Link to online tool Applicator: www.endress.com/applicator → Sizing Diaphragm Seal
3)PMP71 with 1-5V DC: for 400 mbar (6 psi) to 100 bar (1500 psi) measuring cells, the values specified in the table must be multiplied by a factor
of 2. For 400 bar (6000 psi) and 700 bar (10500 psi) measuring cells, the values specified in the table must be multiplied by a factor of 1.5.
4)Platinum version not for flush-mounted process connections G ½ and M20
Please refer to the next chapter “Detailed performance explanation and calculation” for further
explanations on "Ambient temperature effect".
30Endress+Hauser
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