19
Service Mode, Chapter 3
WATLOW Series 733/734 Service Manual
Parameter
Value
Range
Factory Default
Appears If:
AUt1
0 - 3
0
AUt2
0 - 3
0
Hardware is present
Pb1
0 to 999°F/0to 555·C
25°F
rE1
0.00 to 9.99 repeats/minute
0.00
Pb1 0
rA1
0.00 to 9.99 minutes
0.00
Pb1 0
Ct1
1 to 60 seconds
5
Pb1 0
Pb2
0 to 999°F/0 to 555°C/0 to 999 Units
25°F
Hardware is present
rE2
0.00 to 9.99 repeats/minute
0.00
Hardware is present
Pb2 0
rA2
0.00 to 9.99 minutes
0.00
Hardware is present
Pb2 0
Ct2
1 to 60 seconds
5
Hardware is present
Pb2 0
StP
1 to 3
3
LooP
On or OFF
OFF
nnS
On or OFF
OFF
Service
3
OFF
OFF
Display alternates
between parameter and
programmed data.
Table 3 -
Service Mode
Parameters and
Descriptions.
Ct2
5
StP
LooP
nnS
Cycle Time 2: Expressed in seconds, time for a controller to complete one ON/
OFF cycle for Zone 2. Time between successive turn ons. This parameter only
appears if you have a dual zone control, and Pb2 0.
Range: 1 to 60 seconds
Default: 5
Menu Steps: Determines the maximum number of steps allowed in a menu.
Range: 1 to 3
Default: 3
Loop Fail Check: This parameter checks for an open or shorted sensor and
enables the error code function. This parameter only functions in the proportional
control mode (Pb1 0 /ON/OFF).
Range: On or OFF
Default: OFF
Melt Cycle: Enable or disables the melt cycle function. When enabled and the
process value is less than 212°F/100°C, the corresponding zone output will go to a
percent power duty cycle.
Range: On or OFF
Default: OFF
Service Mode
Use this page as a master copy for your Series 733/734 Service mode parameters.
Do not enter any values here; make photocopies instead.
