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HIMA 22100 Planar4 Safety Series

Configured for discrete signal capturing in Safety Instrumented Systems (SIS), the HIMA 22100 (22100 Digital Input Module) provides direct physical/electrical execution.

Hardware Specifications

Parameter Specification
Model 22100 (also cataloged as 22 100)
Brand HIMA
Origin Germany
Weight 0.35 kg
Dimensions 72 x 144 x 100 mm
Operating Temp -20 to +60 deg C
Power Consumption 24 VDC nominal
Input Channels 32 digital inputs
Signal Voltage Range 24 VDC nominal
Input Type Potential-free, isolated
Response Time <=10 ms
Diagnostics Built-in self-test, short-circuit and open-circuit detection
Isolation 1500 V RMS channel-to-ground
Safety Certification SIL 3 (IEC 61508), PLe (EN ISO 13849-1)
Storage Temp -40 to +85 deg C
Humidity Tolerance 5-95% RH, non-condensing
Mounting DIN-rail or panel mount
Protection Class IP20
Certifications CE, UL, TUV approved

High Reliability Safety Control (SIS)

The module architecture meets SIL 3 certification and PLe thresholds through integrated hardware diagnostic blocks that continuously verify inner logic path continuity. The internal system execution relies on a triple modular redundancy (TMR) 2oo3 architecture array to perform deterministic input validation voting loops. Continuous galvanic isolation separates the potential-free input stages from internal processing nodes, suppressing common-mode transients and ensuring deterministic fail-safe state execution within the safety loop during external field wiring faults.

Frequently Asked Questions

Q: How does the 22100 module process input state changes during a localized short-circuit condition?

A: The onboard diagnostic routines monitor loop impedance dynamically. Upon detecting an external short-circuit, the module registers a fault code on the system bus while forcing the affected channel log into its pre-configured fail-safe state.

Q: Is this hardware component rated for hot-swapping inside a live Planar4 subrack assembly?

A: Active module insertion and extraction are supported under powered backplane conditions, provided that subrack ground reference continuity is locked via the integrated retention mechanisms.

Field Installation Guidelines

Mount the module onto standard DIN-rail tracks or directly onto the structural backplane plate inside an enclosure maintaining a minimum index rating of IP54. Route all low-voltage field instrument cables through dedicated wireways, enforcing physical separation from adjacent parallel AC power lines or high-capacity motor feed circuits. Terminate the instrumentation screen layers exclusively at a single connection point on the main safety ground busbar to mitigate circulating ground loops. Maintain adequate clearance envelopes above and below the IP20 chassis to facilitate non-restricted vertical thermal dissipation.

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