SDV144-S13/D4A00 S2 Yokogawa Digital Input Module

SDV144-S13/D4A00 S2 Yokogawa ProSafe-RS Digital Input Module

SDV144-S13/D4A00 S2 Yokogawa ProSafe-RS Digital Input Module

Disponibilidad: 20 Quedan en stock

Yokogawa SDV144-S13/D4A00 S2 Digital Input Modules The Yokogawa SDV144-S13/D4A00 S2, also cataloged as the SDV144 Digital Input Module, operates as...

Código: SDV144 S13/D4A00

Manufacturer: Yokogawa
Product No.: SDV144 S13/D4A00
Product Type: Digital Input Modules
Product Origin: JAPAN
Payment:T/T, Western Union
Weight: 360g
Shipping port: Xiamen
Warranty: 12 months

Descripción Reseñas

Yokogawa SDV144-S13/D4A00 S2 Digital Input Modules

The Yokogawa SDV144-S13/D4A00 S2, also cataloged as the SDV144 Digital Input Module, operates as a dedicated hardware component for contact signal acquisition within ProSafe-RS and CENTUM VP systems. It processes no-voltage contact signals from switches, relays, and sensors across 16 channels, converting physical contact states into logical data. Configured with ISA Standard G3 conformal coating and the D4A00 cable interface, the module provides direct electrical signal isolation and system bus communication.

Hardware Specifications

Parameter	Specification
Model	SDV144-S13/D4A00 S2
Brand	Yokogawa
Origin	Japan
Weight	0.36 - 0.41 kg (1.5 kg shipping weight)
Dimensions	Standard Yokogawa I/O module footprint
Operating Temp	-20 to 70 deg C
Power Consumption	290 mA (5 VDC), 140 mA (24 VDC)
Number of Inputs	16 channels
Input Signal Type	No-voltage contact signals (ON <= 1 kOhm, OFF >= 100 kOhm)
Rated Contact Voltage	24 VDC +/- 5%
Rated Contact Current	>= 10 mA
Max Permissible Input Voltage	30 VDC
Response Time	<= 40 ms
Isolation Voltage	1500 VAC between input terminals and system logic for 1 minute

Channel-to-Channel Isolation and DCS Signal Integration

Yokogawa DCS and safety architectures require isolation barriers to protect backplane processing units from field electrical anomalies. The SDV144-S13 provides 1500 VAC galvanic isolation between field input circuits and system logic channels. Combining channel isolation with optional Signal Conditioner Block (SCB) modules enables active line diagnostics for open and short circuit detection, suppressing ground loop noise and preventing field fault propagation across the I/O bus.

Frequently Asked Questions

Q: What input conditions are required to trigger an ON or OFF state on the SDV144-S13 module? A: The module registers an ON state when field contact resistance is <= 1 kOhm and an OFF state when loop resistance rises to >= 100 kOhm.

Q: Does the SDV144-S13/D4A00 support dual-redundant operation during live system execution? A: Yes, the unit supports dual-redundant pair configurations and hot-swapping to maintain uninterrupted process execution during maintenance.

Q: How does the module handle environmental protection against harsh chemical atmospheres? A: The S13 suffix indicates ISA Standard G3 conformal coating protection, extending operating temperature boundaries from -20 to 70 deg C.

Field Installation Guidelines

Power down the targeted rack slot or confirm active status of the redundant paired module before inserting or removing hardware.
Verify mechanical keying on the rack base to ensure proper module alignment and prevent backplane pin damage.
Secure the D4A00 dedicated signal cable adapter firmly to the front interface to provide strain relief and electrical contact.
Route contact input wiring separately from high-voltage AC power lines to minimize electromagnetic interference across signal paths.
Connect cable shield drain wires directly to the cabinet protective earthing bar using short, low-impedance grounding straps.

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