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Product Describe:
HIMA F3221 is a 16-channel digital input module for documented 1-signals or 24 V mechanical contacts. The original HIMA data sheet identifies safety isolation, a non-interacting design and the Z 7116 / 3221 front cable plug.
HIMA F3221 is a 16-channel digital input module for the documented 1-signal or 24 V mechanical-contact interface. The original F 3221 overview describes safety isolation and a non-interacting design.
Sixteen field input channels are assigned to the front-plug contact map.
1-signal inputs are specified at 8 mA including the cable plug.
Mechanical-contact inputs use the documented 24 V circuit.
Typical module switching time is 10 ms.
Match the Z 7116 / 3221 cable plug and each d-contact assignment to the installed cabinet drawing.
Important Notice: Confirm the complete F3221 marking, module revision and site-approved safety procedure before replacement.
The first PDF presents the verified F3221 operating values and full channel map; the second provides a separate connection and acceptance checklist. Both use the original HIMA F 3221 (9912) data sheets as their technical basis.
Mechanical-contact inputs
Receive the documented 24 V mechanical-contact signals on assigned F3221 channels.
1-signal sensor interface
Use the manufacturer-listed 1-signal option at 8 mA including the cable plug.
Sixteen-channel field grouping
Bring channels 1-16 through the original Z 7116 / 3221 front-plug contact map.
Controlled module replacement
Preserve the installed field wiring and input logic when exchanging the same verified F3221 module.
For HIMA F3221, use the original HIMA channel map together with the controlled cabinet wiring and site-approved isolation procedure.
1
Verify the full F3221 module marking and installed revision.
2
Apply the approved isolation and safe-access procedure before unplugging the module.
3
Record every channel 1-16 connection before disturbing the front plug.
4
Confirm d2-d32 contact assignments and the z2 L- return.
5
Check whether each installed field point is a 1-signal or 24 V mechanical contact.
6
Inspect the Z 7116 / 3221 cable plug and its lead markings.
7
Confirm the rack 5 V and field 24 V arrangements against the approved drawing.
8
Test and record all affected input states before release to operation.
Technical notes
Confirm the complete F3221 marking, 16-channel d-contact map and installed Z 7116 / 3221 plug before replacement. Verify the 5 V rack and 24 V field arrangements against the original HIMA documentation and the controlled cabinet drawing.