Watlow MLS-PM, User Manual

Page: 95 / 144

82 MLS User’s Guide
Setup
Enable/Disable Heat and Cool Outputs
Use this menu to enable or disable the heat or cool output for the current
loop. If you want the loop to have PID control, you must enable one
output. You can also disable a heat or cool control output and use the
output pin for something else, like an alarm.
Selectable values: Enabled or Disabled. The default setting enables the
heat outputs and disables the Cool outputs.
Heat or Cool Output Type
Use this menu to set the output type. .
The next table shows the available output types.
For an expanded description of these output types, see Tuning and
Control.
Display
Code
Output
Type
Definition
TP Time
Proportioning
Percent output converted to a percent duty
cycle over the programmed cycle time.
DZC Distributed
Zero Crossing
Output on/off state calculated for every AC line
cycle.
SDAC Serial DAC Output type for optional Serial Digital-Analog
Converter (SCAC)
ON/OFF On / Off Output either full ON of full OFF.
LOOP PROCESS UNITS
ALARM SETPOINT STATUS OUT%
05 HEAT CONTROL
OUT? ENABLED
LOOP PROCESS UNITS
ALARM SETPOINT STATUS OUT%
14 HEAT OUTPUT
TYPE = TP