EUTECH INSTRUMENTS ALPHA COND 500 Especificaciones Pagina 7

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2.1 Power Supply Requirements (SL2 Position)
The Alpha COND 500 transmitter requires a 12 to 24V DC power supply. Other
Transmitters and/or a chart recorder may be connected in the loop.
1. Insert positive loop wire from power supply to pin 1, tighten screw.
2. Insert negative loop wire to pin 2, tighten screw. This wire may be linked to
a chart recorder or to negative terminal of power supply.
2.2 Connecting the Electrode and Temperature Sensor (SL1
Position)
2.2.1 To connect the Conductivity electrode:
The Alpha COND 500 transmitter accepts any industrial electrodes for conductivity
measurements and they are usually offered with bare wires.
1. Insert the electrode’s conductivity wire Low into pin 3 of SL1 connector.
Tighten the screw.
2. Insert the electrode’s conductivity wire High into pin 4 of SL1 connector.
Tighten the screw.
Conductivity wire High
Conductivity wire Low
Shield wire
Pt 100 Input wire
Pt 100 Sense wire
Pt 100 Return wire
To Electrode
Alpha
COND 500
Power
Supply
Chart
Recorder
1
2
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