Connecting Sensor Cables; Connecting Sensor Cable To Two-Wire Ph Transmitter - YOKOGAWA PH8ECP User Manual

2.3 Connecting Sensor cables
2.3.1 Connecting Sensor Cable to Two-wire pH transmitter
The following describes how to connect a pH sensor cable directly to the two-wire pH transmitter.
When the cable is to be connected to a junction terminal box, first read the separately prepared
"PH8TBG Junction Terminal Box (IM12B07W0l-01E)" or "WTB10 Terminal Box (IM19D01B01-01E)"
instruction manual.
To connect the sensor cable to the two-wire pH transmitter, proceed as follows:
(1) Loosen the four screws that tighten the transmitter cover. Then remove the transmitter cover.
(2) Connect the sensor cables to the relevant terminals of the transmitter:
First, remove the nut from the cable gland. Insert the cable into the right opening for the wiring.
Then pass the cable through the nut, Connect the individual cable conductors to the relevant
terminals correctly by referring to the markings on the individual conductors.
For details, refer to relevant IMs.
Figure 2.7
(3) Install the cable gland in the wiring hole as follows:
Pass the tip of the cable gland into the opening and completely tighten the gland with the nut
inside the case
After tightening the gland, secure the cap properly to prevent moisture from getting into the case.
Caution: Do not overly tighten the cap. Otherwise, the cable may be damaged.
(4) After completing the cable connections, replace the transmitter cover securely, thus preventing
moisture from getting into the case.
Connecting Sensor Cable Connection to Two-wire pH Transmitter
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IM 12B7J3-01E 7th Edition : Nov.20,2018-00
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