Siemens Simantic ET 200S - 2 AI I 2;4 WIRE High Feature Analog Electronic Module (6 ES7134-4 MB00-0 AB0)

Analog electronic modules
4.13 2AI I 2/4WIRE High Feature analog electronic module (6ES7134-4MB00-0AB0)
ET 200S
Manual, Edition 10/2005, A5E00514527-01
4-65
4.13 4.13 2AI I 2/4WIRE High Feature analog electronic module
(6ES7134-4MB00-0AB0)
Properties
• 2 inputs for measuring current
• Input ranges:
– ± 20 mA, resolution 15 bits + sign
– 4 to 20 mA, resolution 15 bits
• Isolated from the load voltage L+
• Permitted common-mode voltage between the channels 100 VAC
• Supports two-wire or four-wire measuring transducers
General terminal assignment
Note
Terminals 4, 8, A4, A8, A3 and A7 are only available at specified terminal modules.
Terminal assignment for 2AI I 2/4WIRE High Feature (6ES7134-4MB00-0AB0)
Terminal Assignment Terminal Assignment Notes
1 M
0+
5 M
1+
2 M
0-
6 M
1-
3 L+ 7 L+
4 L- 8 L-
A4 AUX1 A8 AUX1
A3 AUX1 A7 AUX1
2-wire transducer:
• M
n+
: Input signal "-", channel n
• M
n-
: connect to L-
• L+ Input signal "+", channel n
• AUX1: Protective-conductor terminal or potential bus (freely usable
up to 230 VAC)
4-wire transducer:
• M
n+
: Input signal "+", channel n
• M
n-
: Input signal "-", channel n
• L+ Power supply for four-wire measuring transducer
• L-: Return circuit for measuring transducer supply
• AUX1: Protective-conductor terminal or potential bus (freely usable
up to 230 VAC)