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Wiring the Wall-Mount
(cont.)
ANALOG INPUTS
PIN
1. OUTA +
2. OUTA -
3. OUTB +
4. OUTB -
FERRITE
LOCAL SHOWN
Installation
All connections to the wall-mount unit are made through the panel at
the bottom of the case as shown in Figure 2-6 below. Any I/O cabling
is brought into the unit through glands at the lower right of the case
and connects to the terminal blocks inside the case. Wiring for these
connections is shown below and in Figure 2-8 on page 2-7. The dew
point sensor and temperature sensor cable connectors are located on
the black mounting block.
IMPORTANT:
RS232
PIN
1. TX
2. RX
3. RTN
I/O
COVER ASSEMBLY NOT SHOWN
Figure 2-6: Wall-Mount Wiring Entrance Locations
AC and signal wiring must be done in accordance
with local codes. Wire size cannot exceed 14 AWG
2
(2.08 mm
). Insulation shall be stripped 6 mm prior
to being inserted into the connection block.
TEMP. SENSOR
PIN
WIRE COLORS
1.
RED
2.
WHITE
3.
GREEN
4.
BLACK
5.
SHIELD
NOTE: CUSTOMER MUST INSTALL
SUPPLIED FERRITE (P/N 222-028)
OVER THE END OF TEMPERATURE
SENSOR ON LOCAL AND REMOTE.
A/C POWER TERMINAL BLOCK
PIN
DESCRIPTION
SUPPLY VOLTAGE
1. L
LINE POWER CONNECTION
100-240VAC
2. N
NEUTRAL CONNECTION
EARTH GROUND CONNECTION
RELAY
PIN
1. NO
2. NC
3. COMM
SHIELD
A/C POWER
October 2007
CHASSIS GROUND
2-5
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