Overview
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | F 4204 |
| Brand | HIMA |
| Product Type | Safety-Related Digital Input Module |
| Digital Input Channels | 16 |
| Input Signal | 24 VDC |
| Power Supply | 24 VDC |
| Input Current | 6 mA typical at 24 V |
| Isolation | 1500 VAC |
| Operating Temperature | -25 deg C to +70 deg C |
| Storage Temperature | -40 deg C to +85 deg C |
| Relative Humidity | 5-95% RH, non-condensing |
| Weight | 0.45 kg |
| Estimated Shipping Dimensions | 4 x 18.6 x 12.8 cm |
| Country of Origin | Germany |
| Tariff Code | 8537101190 |
Digital Input Function
The F 4204 receives binary signals from connected field devices and makes their states available to the control system. Its 16-channel configuration supports multiple discrete signal inputs within one module, while the 24 VDC input specification defines the nominal signal voltage for equipment selection and interface planning.
The typical input current of 6 mA at 24 V is relevant when checking the electrical characteristics of connected sensors and switching devices. Confirm the input switching thresholds and field wiring requirements against the applicable technical documentation before commissioning.
Isolation and Environmental Conditions
The specified 1500 VAC isolation provides an electrical isolation rating for the module. The exact isolation arrangement, test duration, and applicable terminals should be confirmed in the manufacturer’s documentation before using this value for insulation coordination.
The operating temperature range is -25 deg C to +70 deg C. The storage range extends from -40 deg C to +85 deg C. During installation and storage, maintain the specified non-condensing humidity range of 5-95% RH.
Frequently Asked Questions
Q: How many digital input signals can the F 4204 handle?
A: The F 4204 has 16 digital input channels, specified for 24 VDC signals. Check the field device output characteristics and input thresholds before connecting the signals.
Q: What power supply does the F 4204 use?
A: The supplied specifications list a 24 VDC power supply. Confirm the required supply connections, polarity, and electrical limits using the module’s applicable wiring documentation.
Q: What should be checked before replacing an existing F 4204 module?
A: Verify the complete model designation, system configuration, terminal assignment, and approved replacement procedure. The available specifications do not establish hot-swapping support or compatibility with other module types.
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