Veris Technologies pH Manager - Operating Instructions User Manual

Page 64

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Pub.# OM17-MSP-pH

6-19

4. Check voltage to prox sensor if needed. Disconnect sure-seal connector from external

controller to prox sensor. Check for 12V voltage on socket #1 and pin #3 from external
controller, with power to external controller turned on (Figure 4). Do not short across
voltmeter leads.

Figure 4.5 Checking voltage to prox sensor