A2SDV105-S000 Yokogawa Digital Input Module

Digital Input Modules | Yokogawa A2SDV105-S000 ProSafe-RS

Digital Input Modules | Yokogawa A2SDV105-S000 ProSafe-RS

Availability: 20 left in stock

Yokogawa A2SDV105-S000 Digital Input Adapter Module The Yokogawa A2SDV105-S000, also cataloged as the A2SDV105 Digital Input Adapter Module, operates as...

SKU: A2SDV105-S000

Manufacturer: Yokogawa
Product No.: A2SDV105-S000
Product Type: Digital Input Modules
Product Origin: JAPAN
Payment:T/T, Western Union
Weight: 300g
Shipping port: Xiamen
Warranty: 12 months

Description Reviews

Yokogawa A2SDV105-S000 Digital Input Adapter Module

The Yokogawa A2SDV105-S000, also cataloged as the A2SDV105 Digital Input Adapter Module, operates as a dedicated hardware component for discrete signal conditioning and galvanic isolation within Yokogawa ProSafe-RS platforms.

Suffix Breakdown & Model Matrix

Option Code / Suffix	Structural Specification	Functional Description
A2SDV105	Base Module Model	Digital Input Adapter Interface Component
-S000	Standard Options	Standard Baseplate Mount Configuration without Conformal Coating

Hardware Specifications

Parameter	Specification
Model	A2SDV105-S000
Brand	Yokogawa
Origin	Japan
Weight	0.3 kg
Dimensions	32 mm x 106 mm x 130 mm
Operating Temp	0 to +55 deg C
Power Consumption	5 VDC via backplane bus
Module Type	Digital Input Adapter Module
Channel Isolation	Galvanic and optical isolation per channel
Signal Level	24 VDC discrete logic inputs
Communication Bus	Vnet/IP via FCS backplane
Redundancy	Dual-redundant communication supported

4-20 mA HART Loop Protocol and Channel-to-Channel Isolation

The digital input adapter processes discrete signal acquisition while enforcing strict channel-to-channel isolation across all inputs. This isolation barrier prevents field-side overvoltage surges, ground loops, and electrical noise from penetrating the central safety controller backplane. Even when mounted in high-density I/O racks directly adjacent to analog wiring carrying 4-20 mA HART loop protocol signals, the adapter preserves signal integrity and eliminates cross-talk across control channels.

Frequently Asked Questions

Q: How does the galvanic isolation protect system backplanes during field electrical faults?

A: Internal optical and galvanic isolation barriers physically separate field-side 24 VDC sensor circuits from the internal 5 VDC backplane logic. If a field short circuit or high-voltage surge occurs, the energy terminates at the isolation barrier rather than damaging adjacent processor hardware.

Q: What mounting hardware and physical enclosure slots does the module occupy?

A: The module installs directly into dedicated baseplate or terminal unit slots within ProSafe-RS and CENTUM I/O racks. Side retention latches lock the module body securely into the backplane, ensuring stable electrical contacts under industrial vibration.

Field Installation Guidelines

Power off the backplane slot or verify local safety guidelines prior to inserting the adapter module into the I/O baseplate. Align the board edges with the baseplate card guides and push firmly until the locking mechanisms click into position. Ground all field wiring shields directly to the cabinet protective earth (PE) busbar using low-impedance grounding clamps. Ensure low-voltage field signal wiring maintains physical separation from high-voltage AC distribution circuits inside the cabinet to avoid electromagnetic interference.

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