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Distributed I/O System ET 200S

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New Information About the "<strong>ET</strong> <strong>200S</strong> <strong>Distributed</strong> I/O <strong>System</strong> Manual"<br />

3.4 2AI I 2/4WIRE High Feature Analog Electronic Module (6ES7134-4MB02-0AB0)<br />

General terminal assignment<br />

Note<br />

Terminals 4, 8, A4, A8, A3 and A7 are only available at specified terminal modules.<br />

Terminal assignment for 2AI I 2/4WIRE High Feature (6ES7134-4MB02-0AB0)<br />

Terminal Assignment Terminal Assignment Notes<br />

1 M0+ 5 M1+ 2-wire transducer:<br />

2 M0- 6 M1- • Mn+: Input signal "-", channel n<br />

3 L+ 7 L+ • Mn-: connect to L-<br />

4 L- 8 L-<br />

• L+ Input signal "+", channel n<br />

A4 AUX1 A8 AUX1<br />

• AUX1: Protective-conductor terminal or potential bus (freely usable<br />

up to 230 VAC)<br />

A3 AUX1 A7 AUX1<br />

4-wire transducer:<br />

• Mn+: Input signal "+", channel n<br />

• Mn-: Input signal "-", channel n<br />

• L+ Power supply for four-wire measuring transducer<br />

• L-: Return circuit for measuring transducer supply<br />

• AUX1: Protective-conductor terminal or potential bus (freely usable<br />

up to 230 VAC)<br />

<strong>ET</strong> <strong>200S</strong><br />

3-8 Product Information, 12/2006, A5E00743001-02

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