Watlow Series 935A Manual de usuario descargar pdf (Pagina 32)

30 Watlow Series 935A User’s Manual

15 45

1. Plan a timer strategy.

2. Wire the Output 2 control output, associated switching devices and annunciators. See p. 42-45.

3. Go to the 935A’s Configuration Menu [CnFG].

4. Choose the Output 2 [`Ot2] function as time; hrs:min [thM], or time; min:sec [tMS].

5. Choose a display default [dISP] (see page 16):

• Actual Temperature only [``Ac]

• Actual; Set Point [AcSP]

• Actual; Time [Acti]

• Time; Actual [tiAc]

• Time; Set Point [tiSP]

6. Choose a Timer Output Function [tIM]:

• Delay ON [dLon]

• Delay off [dLoF]

• Signal ON [sgon]

• Signal off [sgoF]

7. Choose a start timer [Strt] function; either immediate [IMd], ready band [`rdY], Ready

Acknowledge [rdYA], or Power [PWr].

8. If you chose [`rdY] or [rdya], then select a ready band [`rdy] value.

9. If you chose [SGon] or [sgof], then select a signal time [``St] value.

10. Go to the 935A’s Operation Menu.

11. Set the countdown time [tMr].

12. Choose the idle set point [IdLE] to track [trAc] the primary set point, or select a separate idle set

point value between the range high [``rh] and range low [``rL] values.

13. Run the system, and test the timer start with a ß press.

14. Document the timer settings and system.

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

[dISP]

✓

Display Default

[ALty]

Alarm Type

[AhYS]

Alarm Hysteresis

•

[tIM]

✓

Timer Function

[Strt]

✓

Start Timer

[`rdY]

✓

Timer Ready Band

[``St]

✓

Signal Time

Operations

[`Aut]

Auto-tune

[tMr]

✓

Countdown Timer

[IdLE]

✓

Idle

Setting the Countdown Timer

1 2 ... 27 28 29 30 31 32 33 34 35 36 37 ... 67 68

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Watlow Series 935A Manual de usuario Pagina 32

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