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SMAR TP301 - Electrical Wiring and Connections

SMAR TP301
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Installation
1.7
Electronic Housing Rotating
The electronic housing rotates for a better digital display reading. To rotate it, release the housing
rotation screw.
COVER
LOCKING
SCREW
HOUSING ROTARY
SCREW
Figure 1.6 - Cover Locking and Housing Rotation Set Screw
Figure 1.7 - Cover Locking Screw
Electric Wiring
The digital display also rotates for better reading. It is necessary to release the electronic house
front cover (release de cover locking screw), release the electronic circuit board screws and choose
one of the 90º different positions. Reassembly the whole set. To access the terminal block for
electronic connections, remove the cover locking screw.
The terminal block accepts forks or eye-type connectors. For convenience there are two ground
terminals: one inside the cover and one external, located close to the conduit entries.
POWER
SUPPLY
TERMINALS
AND HART
BUS
COMUNICATIONS
TERMINALS
LOCK
TEST
COMM
+
TEST
TERMINALS
®
THREAD TO GROUND
TERMINAL BOLT
GROUND
TERMINAL FOR
SURGE PROTECTOR
CONNECTION
GROUND TERMINAL
Figure 1.8 - Wiring Block
Use of twisted pair (22 AWG or greater than) cables is recommended. Avoid routing signal wiring
cables close to power cables or switching equipment.

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