F 3240 (0524)
All rights reserved. Equipment subject to change without notice: 209
HIMA Paul Hildebrandt GmbH + Co KG, P.O. Box 1261, 68777 Brühl
F 3240
F 3240: 16-channel input module
safety-related, applicable up to SIL 3 according to IEC 61508
• for digital signals or sensors with
input voltage 110 VDC, 127 VAC (one-phase)
• with safety isolation
Figure 1: Block diagram and front cable plug
The module is automatically fully tested during operation for safety-related errors. The essen-
tial test procedures are:
– Cross-talking of the inputs by walking-zero
– Function of the filter capacitors
– Function of the module
The LEDs of the cable plug are not tested.
Inputs digital signals or mechanical contacts
input voltage 110 VDC, 127 VAC (
± 20 %)
Input current < 1 mA
Switching voltage approx. 45 V
Switching time approx. 50 ms
Space requirement 4 SU
Operating data 5 VDC / 100 mA
24 VDC / 120 mA
Front
cable plug
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