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Honeywell 10106/2/1 Digital Input Module

The Honeywell 10106/2/1, also cataloged as the 10106/2/1 Digital Input Module, operates as a dedicated hardware component for fail-safe discrete signal acquisition within Honeywell FSC safety control system platforms.

Hardware Specifications

Parameter	Specification
Model	10106/2/1
Brand	Honeywell
Product Type	Digital Input Module
Origin	USA
Weight	0.12 kg
Dimensions	2 x 18.8 x 12.7 cm estimated shipping size
Operating Temp	Not specified
Power Consumption	5 VDC 160 mA; 24 VDC 110 mA
Safety Class	AK1-6
Approvals	CE, UL, TÜV, FM
Software Version Compatibility	>= 510
Space Requirement	4 TE, 3 HE (= 4 HP, 3U)
Number of Input Channels	16
Input Type	NAMUR interface according to DIN 19234
Switch Level	1.4 to 1.9 mA
Hysteresis	0.2 mA +/- 0.05 mA
Field Wire Resistance	Maximum 50 Ohm
Output Voltage	7.9 to 8.7 V
Output Current	170 mA
Supply Voltage	24 VDC

Process Signal Interface and Channel Isolation

The Honeywell 10106/2/1 Digital Input Module processes 16 discrete input channels using NAMUR signal characteristics according to DIN 19234. Therefore, the module measures current-based switching states from field devices and transfers validated input conditions to the safety controller.

The module operates with 24 VDC field supply requirements and provides defined switching thresholds from 1.4 to 1.9 mA. In addition, the input circuitry applies hysteresis control at 0.2 mA +/- 0.05 mA to reduce unstable transitions caused by field signal variations.

For Honeywell safety control architectures, the digital input design supports channel-to-channel signal separation and controlled field interface behavior. Furthermore, NAMUR-compatible input processing allows connection with intrinsically safe switching devices through suitable interface components.

Frequently Asked Questions

Q: How many field input channels does the Honeywell 10106/2/1 provide?
A: The module provides 16 digital input channels for NAMUR-type discrete field signals.

Q: Which input standard does the 10106/2/1 support?
A: The module supports NAMUR input signals according to DIN 19234 with a switching level of 1.4 to 1.9 mA.

Q: What power supply values are required for this module?
A: The module requires 5 VDC 160 mA and 24 VDC 110 mA power supplies for operation.

Field Installation Guidelines

Install the Honeywell 10106/2/1 module inside the designated FSC system rack position according to the hardware configuration manual.

Verify that the backplane connection is fully seated before applying system power. Use suitable field wiring practices for NAMUR signal loops, including proper cable routing separation from high-voltage conductors and electromagnetic interference sources.

Connect field signal wiring with appropriate shielding and grounding methods according to site electrical standards. Check input polarity, loop continuity, and field device switching behavior before commissioning.

Confirm the installed software version compatibility before replacing or integrating the module into an existing safety control system.

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