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PLC/DCS Specific Interfacing Modules

Analog Input Redundant passive interface module with 2/4 wire selection

Application
AI Redundant Field Interface Modules with option of fuse in each path & provision of selection of 2 Wire / 4 Wire using DIP switches used for interfacing PLC/DCS redundant analog Inputs to field or field devices such as 2/4wire current transmitters etc. Accept one Input (4-20mA) from field & delivers 2 Outputs of 1-5V to System.

Component Specification
Fuse Link: 20mm Glass fuse.
Terminals: Screw type suitable for 2.5Sq.mm conductor.
PCB: Glass Epoxy double side PTH with Lacquer Coating (UL Approved).

Technical Specification

General Data

No. of Channel: 8, 12, 16.
Test Voltage: 500V, 50Hz, 1Min between each channel.
Ambient operating Temp. : Max 60° C.
Relative Humidity: Max 90% (Non- Condensing).
Tropicalisation: Lacquer coating on PCB.
Identification Tag: Provided.
Mounting: Universal Din Rail Mountable.
Standard/Approvals: PCB: Type tested STQC, IEC 61373, ANSI IPC 2221 & 2222, MIL 275B.
Terminals: UL/CE & CSA Standard.
Relays: UL/CSA.

Input & Output Data

Field Signal (Input): 4-20mA, 2 Wire / 4 Wire (One Input from field , 4-20mA).
System Signal (Output): 4-20mA / 1-5V / 0-10V (Two Outputs to systems 4-20mA/1-5V).
Protection: Fuse provided in each path.
Type of connection: 2-Wire / 4-Wire selection of each channel using DIP Switch.
Indication/ Channel: Fuse fail indication in each channel.
Termination on Field side: Screw type terminals.
Termination on System side: Plug-in Type Connector.
3- Way Isolation: Available on request for selective module.

Other Notes

Screw less Terminals: Available on request for selective Modules.

Side View

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