Watlow Electric Ramping and Profiling Microprocessor-Based Control SERIES 1500 - Manual (Page 35)

Installation-Wiring
Installation - Wiring, Chapter 3 WATLOW Series 1500 User's Manual 35
k
SIGNAL CONDITIONER
RTD Version
( - )
( + )
CH-2
0-5V
input with
DIP #3
OFF
Dry Bulb Sensor
Ch-1 Input
Ch-2 Input
Analog Signal Common
% RH Analog Output
Analog Output Ch-2
°
F (Wet Bulb)
Analog Output Ch-1
°
F (Dry Bulb)
Analog Output Ch-1
°
C (Dry Bulb)
Signal Common
Ch-2
°
C Signal
Ch-2
°
F Signal
Ch-1
°
F Signal
Ch-1
°
C Signal
SIGNAL CONDITIONER
T/C Version
NOTE:
For a two-wire
sensor on Channel
1, attach the leads
to Terminals 5 and
6 with a jumper
wire from Terminal
6 to Terminal 7.
For Channel 2,
attach the leads to
Terminals 8 and 9
with a jumper wire
from Terminal 9 to
Figure 14 -
Signal Conditioner
Connections and
Jumpers.
Not Used
CAUTION:
Thermocouples
must be un-
grounded.
Grounded thermo-
couples will
generate errone-
ous temperature
indication and can
develop communi-
cation errors.
NOTE:
Terminals 1-4, 11-
12 provide analog
signals for a chart
recorder.
RTD Version
Jumper Selection
with DIP Switch #3.
#3 ON = Jumpers on
W151 and W153 for
RTD sensor.
#3 OFF = Jumpers
on W150 and W154
for 0-5V signal.
k
Analog Output Ch-2
°
C (Wet Bulb)
Not used on Signal Conditioner Board #A007-1316
Wet Bulb Sensor