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E T C I n s t a l l a t i o n G u i d e
Rou gh-In Con duit and Wiring
Knockouts are provided on top and bottom for conduit access into the unit. All wiring terminations are
accessible from the front of the unit with the cover removed.
Required terminations include -
• A single phase 115 VAC, 230 VAC, or 240 VAC power input (two wire) which terminates to the
power input terminal block, plus a ground wire which terminates to the ground bar screw terminal.
• A single run of Belden 8471 plus one 14 AWG (1.6mm) Echo station ESD ground wire.
N o t e :
Terminate Wiring
Connect Power
Supply a single phase of 115 VAC or 230/240 VAC (2 wire plus ground) to the AC input terminals.
Step 1:
Step 2:
Step 3:
Wa ll M oun t St at i on Powe r Sup pl y
All low voltage control cables must run in separate conduit from power wires.
Connect the Line (Hot) wire to the terminal labeled "L".
Connect the Neutral wire to the terminal labeled "N".
Connect the Protective Earth (ground) wire to the ground terminal.
Wall Mount Station Power Supply
AC Input - 2 wire plus
Protective Earth (ground)
voltage barrier
ESD Ground terminals - Echo station
ESD ground wires terminate here
Control wiring - Belden 8471
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El ect r on ic T he at r e Con tr o ls , I nc.
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