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    OPTEX AX-100TFR / AX-200TFR — Transmitter & Receiver Wiring Guide

    September 08, 2026 1 min read

    Wiring guide for the OPTEX AX-100TFR/AX-200TFR battery-operated photoelectric detector transmitter and receiver.

    💾 Download Original PDF
    Full text manual (for reference)

    Quick reference wiring guide for the OPTEX AX-100TFR / AX-200TFR battery-operated photoelectric detector — covering the transmitter (EN1941) and receiver terminal wiring for the harness cable.

    OPTEX AX-100/200TFRi transmitter and receiver wiring diagram showing terminal blocks, battery connections, and harness wire color codes
    AX-100/200TFRi transmitter and receiver wiring diagrams, with harness wire color/function chart

    Transmitter Harness Wiring (EN1941)

    Wire Color Function
    White Primary Alarm — NOT USED
    Black Negative / All Commons / Shared
    Red Positive Power / Shared
    Brown Reset Input — NOT USED
    Blue Tamper Input / Beam Rear Tamper
    Green Secondary Alarm — NOT USED

    Low Battery indication is built into the EN1941 harness and shared with Beam Power.

    Receiver Harness Wiring (EN1941)

    Wire Color Function
    White Primary Alarm — N/C Beam Alarm
    Black Negative / All Commons / Shared
    Red Positive Power / Shared
    Brown Reset Input — NOT USED
    Blue Tamper Input / Rear-Cover Tamper
    Green Secondary Disqualification (DQ) Alarm

    Low Battery indication is built into the EN1941 harness and shared with Beam Power.

    Power

    Battery-operated unit — specified batteries: SAFT LSH20, 3.6V, 13Ah (2 required per unit, wired in series to the POWER terminal block: + / − / SP).

    Support

    OPTEX Incorporated (USA) — Tel: +1-909-993-5770; Technical Support: (800) 966-7839; www.optexamerica.com