Watlow CPC400 - Manual (Page 222)

Index CPC400 Series User’s Guide
208 Watlow Anafaze Doc. 0600-2900-2000
for powering Serial DAC 40
mounting on DIN rail 16
mounting with standoffs 17
specifications 168–171
technical description 8
terminal specifications 169
testing after installation 26
to power encoders 31
troubleshooting 150
weight 168
TC short alarm parameter 64, 101
temperature
incorrect on display 143, 148
operating 165, 176, 178, 180
storage 165, 176, 178, 180
temperature scale 105
terminal specifications
TB50 169
Test D/O parameter 132
testing
TB18 after installation 26
TB50 after installation 26
see also troubleshooting
thermistor inputs, scaling resistors for 161
thermocouples
accuracy 173
alarm messages 52
calibration offset 105
ground loops 29
manual mode if break occurs 120
polarity checking 106
range 173
resolution 173
reversed detection 106
short detection 101
troubleshooting 149
types supported 104
wiring 28–29
thermoforming example 76
tie wraps 32
time proportioning 116
cycle time 117
description 88
TO alarm code 52
torque, see terminal specifications
TR alarm code
52
troubleshooting 139–153
alarms 141–143
all loops are set to manual 0% 144
Ambient warning 146
Battery dead alarm 145
check these things first 139
communications 152–153
control mode switches unexpectedly 144
control outputs 150
digital inputs 27, 131, 151
digital outputs 26, 132, 151
display does not work 143
grounding problems 149
H/W failure: Ambient alarm 146–147
H/W failure: Gain alarm 146
H/W failure: Offset alarm 146
keypad 132, 143, 147
logic program does not run 144
Low power alarm 145
process variable incorrect on display 143, 148
RTDs 149
sensor inputs 148
software 153
TB18 150
TB50 150
thermocouples 149
unexpected behavior 144
TRU-TUNE+™ 3, 57, 62
TS alarm code 52
tun message on loop display 50
Tune Band parameter 114
Tune Gain parameter 114
tuning control loops 62, 85–87
U
UL, see agency compliance
under-temperature shutdown devices
9
unlocking the keypad 101
V
voltage inputs
ranges 174
resistance 174
scaling resistors 30, 160
wiring 30
W
weight
controller 166
Dual DAC 178
power supply 177
Serial DAC 180
TB50 168
wiring, see installation
Z
Zero Calibration parameter 137