Eaton MTL7700 Instruction Manual

Contents

17INM 7700 R ev 12APPENDIX A: TYPICAL WIRING CONNECTIONSFOR SPECIFIC APPLICATIONSHazardousAreaHazardousAreaFigure A1: 2-wire transmittersHazardousAreaFigure A5: 2-channel switch inputsHazardousAreaFigure A6: Low-level analogue inputs (RTD’s)Figure A2: 2-wire transmitters with 250Ω conditioningHazardousAreaFigure A3: Thermocouple/mV inputHazardousAreaFigure A7: 2-channel switch/proximity inputHazardousAreaFigure A8: Single channel switch/proximity inputHazardousAreaFigure A4: 2-wire transmitter/switch inputSafeArea3412MTL7789+7856Power +26.6VPower +26.6VLogic signalLogic signalPower BusSafeArea3412MTL7756acReceiver7 53412MTL7755acReceiverSafeArea3412MTL7743MTL77447856SafeArea3412MTL7742 56 SafeArea3412MTL7788R+250Ω1-5VPower +26VPower BusSafeArea SafeArea3412MTL7787+MTL7787P+Power +26.6VSignalPower BusSafeArea

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