Watlow Series 935B - Manual (Page 30)

30 Watlow Series 935B User’s Manual
Configuration Menu
[``In]
Input Type
[`C_F]
Celsius/Fahrenheit
[``rL]
Input Range Low
[``rH]
Input Range High
[`Ot1]
Output 1 Function
[`Ot2]
✓
Output 2 Function
[`rts]
✓
Remote Timer Start
[dISP]
✓
Display Default
[ALtY]
Alarm Type
[AhYS]
Alarm Hysteresis
•
•
•
[tIM]
✓
Timer Function
[Strt]
✓
Start Timer
[`rdY]
✓
Timer Ready Band
[``St]
✓
Signal Time
Operations Menu
[`Aut]
Auto-tune
[tMr]
✓
Countdown Timer
[IdLE]
✓
Idle
Key Timer Information
• The timer requires Output 1 to work as either a heat or as a cool output.
• The 935B timer is a function of Output 2, a switched dc output.
• Hours: minutes (hh:mm) or minutes:seconds (mm:ss)
choices reside in Output 2 [`Ot2] .
• Timer set-up occurs in two locations,
in the Configuration Menu and the Operations Menu.
• , starts the timer.
• . stops the timer.
• [dISP] choices set up the timer display (see p. 18).
• LED colon flashes when timer runs.
LED colon ON steadily when timer is not running.
Configuration Menu set-up includes: (see p. 18)
• Output 1
[`Ot1] ; heat [hEAt] or cool [COOL]
• Output 2 [`Ot2] ; timing interval,
hours:minutes [thM] , or minutes:seconds [tMS]
• Remote Timer Start [`rts] choices:
1. Manual start [`off]
2. Remote Timer Start [tmr]
3. Front Panel Lockout [`fpl]
• Timer (Output 2) function [tIM] hours: minutes or minutes:seconds
( [thm] or [tms] ) can perform one of four possible actions after timing:
1. Turn ON, also called, “delay ON” [dLon]
2. Turn off, also called, “delay off” [dLof]
3. Toggle ON, also called, “signal ON” [sgon]
4. Toggle off, also called, “signal off” [sgof]
• Start timer function [Strt] choices:
1. Immediate start [IMd]
2. Start once inside a ready band [`rdy]
3. Start once inside a ready band,
acknowledging [rdya] with a ß press
4. Start immediately on control power up [PWr] without waiting for
Ready Band temp. or , press.
• Ready band width [`rdy]
above and below set point: degrees
• Signal time [``St] (if applicable) duration: seconds
Operations Menu set-up includes: (see p. 12)
• Countdown Time
[tMr] :
hours:minutes or minutes:seconds
• Idle Set Point Type [IdLE] , two choices:
1. Track primary set point
2. Set an idle set point
The next page presents this information
in graphic format with additional detail.
30
15 45
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Learn the Countdown Timer