User's Manual

DRAFT
Micropilot FMR56, FMR57
14 V. 1, Rev. 6, 19-10-2012 Endress+Hauser
Power supply
Terminal assignment 2-wire: 4-20mA HART
+
–
4...20 mA
4...20 mA
5
5
4
4
1
1
2
2
8
9
3
3
+
+
–
–
1
+
2
4...20mA
HART
10 mm
Spare part
71108xxx
2- wire level
4-20 mA 4-20 mA
HART
[21]
open
-
1
+
2
4-20mA
1-channel overvoltage protection
-
71128617
[16]
A
+
–
7
B
6
A0011294
å 3
Terminal assignment 2-wire; 4-20mA HART
A
Without integrated overvoltage protection
B With integrated overvoltage protection
1
Active barrier with power supply (e.g. RN221N): Observe terminal voltage (® ä 22)
2
HART communication resistor (³250 W): Observe maximum load (® ä 22)
3 Connection for Commubox FXA195 or FieldXpert SFX100 (via VIATOR Bluetooth modem)
4
Analog display device: Observe maximum load (® ä 22)
5
Cable screen; observe cable specification (® ä 25)
6 Terminals for 4-20mA HART (passive)
7 Overvoltage protection module
8 Terminal for potential equalization line
9 Cable entry