HIMA H41q-HS B4237-1 Digital Input Module – Critical Component for Industrial Automation Reliability
The HIMA H41q-HS Digital Input Module (Model B4237-1) delivers high-precision signal acquisition for industrial safety systems. Engineered for mission-critical applications, this module provides reliable 16-channel digital input processing with sub-millisecond response times. Its robust design ensures stable operation in harsh industrial environments including manufacturing plants, oil refineries, and power generation facilities where signal integrity is paramount for process control and emergency shutdown systems.
| Parameter | Specification |
|---|---|
| Brand | HIMA |
| Model | H41q-HS |
| Submodel | B4237-1 |
| Module Type | Digital Input |
| Operating Voltage | 24V DC |
| Channels | 16 |
| Protection Rating | IP20 |
| Signal Types | Dry Contact, NPN, PNP |
| Response Time | <1ms |
| Power Consumption | 2W max |
| Weight | 0.5kg |


This HIMA module is essential for safety instrumented systems (SIS) in industries requiring SIL2/SIL3 certification. It interfaces seamlessly with HIMA controllers like H51q and HIMax systems, providing critical input processing for emergency shutdown valves, turbine protection systems, and fire/gas detection arrays. Commonly paired with output modules B4238-1 and safety controllers from the HIMax series.
Vertex Industrial specializes in global sourcing of industrial automation components from top manufacturers including HIMA, Siemens, and Rockwell. Our technical team provides expert pre-sales consultation and comprehensive after-sales support with a 1-year warranty on all components. Contact us directly for competitive pricing on this module: Message our technical specialists on WhatsApp. Can’t find your required model? We’ll source it from our global supplier network.

















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