F 3224A (0622)
All rights reserved. Equipment subject to change without notice: 185
HIMA Paul Hildebrandt GmbH + Co KG, P.O. Box 1261, 68777 Brühl
F 3224A
F 3224A: 4-channel input module (Ex)i
• for intrinsically safe circuits (Ex)i, with safety isolation
• for proximity switches according to EN 60947-5-6 (NAMUR) and contacts
• with wire break monitoring
EC-Type-Examination Certificate: PTB 02 ATEX 2178
Figure 1: Block diagram and front cable plug
Switching point 1.65 mA ± 0.2 mA (at 8.2 V)
Switching current difference approx. 0.2 mA
Switching time approx. 10 ms
Proximity switch supply 7.7...9 V
Resistor R
B
8.2 kΩ up to 15 kΩ
Space requirement 4 SU
Operating data 5 VDC, 5 mA
24 VDC, 90 mA
7
…
F 3224A
Z 7114 / 3224A
proximity switches
I/O-BUS
or
contacts
Front
cable plug