Endress+Hauser CM442R - Connecting Optional Modules

Liquiline CM442R/CM444R/CM448R
28 Endress+Hauser
Connecting optional modules
With extension modules you can purchase additional functions for your device.
NOTICE
Unacceptable hardware combinations (due to conflicts in power supply)
Incorrect measurements or total failure of the measuring point as a result of heat build-up or
overloading
‣
If you are planning to extend your controller, make sure the resulting hardware combination is
permitted (Configurator on www.endress.com/CM442R or .../CM444R or .../CM448R).
‣
Remember that the sum of all current inputs and outputs may not exceed 8!
‣
Make sure not to use more than two "DIO" modules. More "DIO" modules are not permitted.
‣
Please contact your Endress+Hauser sales center should you have any questions.
Overview of all the modules available
Module name
AOR 2R 4R 2DS DIO
• 2 x 0/4 to 20mA
analog outputs
• 2 relays
• Order No.
71111053
• 2 relays
• Order No.
71125375
• 4 relays
• Order No.
71125376
• 2 digital sensor
inputs
• 2 power supply
systems for digital
sensors
• Order No.
71135631
• 2 digital inputs
• 2 digital outputs
with auxiliary
voltage
• Order No.
71135638
41
43
42
31
31
32
32
0/4 ... 20 mA
+
+
–
1
2
–
Relay
1
2
41
43
42
Relay
41
43
42
Relay 1
41
43
42
Relay 2
41
43
42
Relay 3
41
43
42
Relay 4
41
43
42
Relay 1
41
43
42
Relay 2
85
85
86
86
87
88
97
98
Sensor supply
+
+
–
PK
GY
PK
GYGY
1
2
–
BN
WH
GN
YE
+
–
A
B
87
88
97
98
BN
WH
GN
YE
+
–
A
B
Sensor 1
Sensor 2
47
47
48
48
+
+
–
1
2
–
1
2
1
2
+
–
–
+
+
–
+
–
45
46
45
46
91
92
91
92