Honeywell Enraf VITO 762 Installation Manual page 22

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Connect:
-
VITO probe wiring as indicated in figure 12 or figure 13;
-
MRT as indicated in figure 14;
-
2 or 3 separate RTD's as indicated in figure 15;
-
361 MPT probe as indicated in figure 16;
-
365 MPT probe as indicated in figure 12 (water probe connection at rear
module) and figure 16 (multiple spot connection at front module).
Note (VITO-MTT & VITO-LT):
There is only an orange wire with VITO probes which have a thermocouple spot at the
probe's bottom (below the Pt100 reference resistor). That orange wire must be
connected to the "orange/blue" connector of the interface unit.
When there is no orange wire from the temperature probe, then connect one of the
blue wires to the "orange/blue" connector of the interface unit.
Double check the wiring and use tie-wrap as stress relief (refer to figures 12, 13,
14 and 16).
Verify there is no wire or cable in the gap between the shield and the enclosure;
Before closing, inspect, clean, and lightly grease with anti seize
When closing, turn the cover counter-clockwise till the thread 'clicks' in place,
Make sure the cover threading is clean – if needed clean the threading with an
old tooth brush and apply anti-seize;
Re-install the VITO interface cover.
Next step is the connection of the wiring to the associated gauge and configuration
of the temperature option.
Please refer to the related manuals for detailed instructions.
Do not damage the thread of the cover.
then turn clockwise until cover is fully closed.
Installation guide 762 VITO interfaces & VITO probes
Electrical installation
Caution
Page 22

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