Despatch 1500 Controller Manuel d'utilisateur télécharger pdf (Page 30)

Page 24 Despatch/Watlow 1500 Control Instruction Manual

Sample HAST Profile for LPB Chambers

Name SAMPLE JEDEC PROGRAM Date

Step

No.

Set Point Events Duration

Comments

CH-1

EC or EF

CH-2

% or E

1 = ON

4321

0 = OFF

4321 HR MN SC

1 20 70 0000 0001 00 00 05 Turn on “STANDBY” OR “AUTOFILL.”

2 W3(0001) -- -- -- -- -- Checking for proper water level & holds until satisfied.

3 115 58 -- 0010 -- 40 00 May be modified for special applications (ie 85/85).

4 -- -- -- -- -- -- 01 Not used—reserved for special applications (ie 85/85).

5 120 58 -- 0010 -- -- 05 EV22 turns on fans and heaters.

6 W4(99.5) -- -- -- -- -- Wait for near boiling condition.

7 120 58 -- -- -- 10 -- Purge air by boiling for 10 minutes.

8 120 59 -- 0110 00 00 01 EV23 closes the vent solenoid.

9 JS10 JC01 Jump to step 10 or other for different setpoint process.

10 120 85 -- -- 00 31 00 Change to 85% RH condition.

11 -- W2(84) -- -- -- -- -- Waits for RH% to reach near setpoint.

12 -- -- 0000 -- 00 30 -- Hold for 30 minutes.

13 -- -- 0011 -- 00 30 00 Hold for 30 min w/Devices powered and cool fans.

14 JS12 JC01 Repeat Device power off/on cycle to step #12 once.

15 JS47 JC01 JS to 47 for ramp down w/o rapid decompression.

16 -- -- Blank step.

20 130 -- -- -- -- 10 -- Ramp C1 to 130EC @ 1EC/min first, not RH%.

21 -- 85 -- -- -- -- 05 Ram RH% after temperature has been reached.

22 -- W2(84) -- -- -- -- -- Wait for near set conditions.

23 -- -- 0000 -- 00 30 -- Hold for 30 min w/Devices not powered (EV1.1).

24 -- -- 0011 -- 00 30 -- Hold for 30 min w/Devices powered and cool fans.

25 JS23 JC01 Repeat Devices powered on/off cycle to step #23.

26 JS47 JC01 Jump to 47 for shutdown w/o rapid depressurization.

27 Blank step.

30 140 -- -- -- -- 20 -- Ramp temperature first to 140EC @ 1EC/min.

31 -- 85 -- -- -- -- 05 Begin RH% ramp after temperature is reached.

32 -- W2(84) -- -- -- -- -- Wait for near setpoints RH% condition.

33 -- -- 0000 -- 00 30 -- Hold for 30 min w/Devices not powered (EV1.1).

34 -- -- 0011 -- 00 30 -- Hold for 30 min w/Devices powered and cool fans.

35 JS33 JC01 Repeat Devices powered on/off cycle to step #33.

36 JS47 JC01 Jump to 47 for shutdown w/o rapid depressurization.

37 Blank step.

47 00 60 0010 -- -- -- 05 Cool EV12 on. Ramp down but maintain 60% RH.

48 W4(102) -- -- -- -- -- Wait for liquid temperature of 102EC.

49 00 00 0010 1000 -- -- -- Open the drain and vent to purge old water.

50 W1(40) -- -- -- -- -- Waits for typical safe unloading temperature.

51 00 00 0000 0000 00 00 05 Test complete light on (all EV's off).

Note: --'s in above sample indicate parameter is left blank. Blank is not the same as zero.

1 2 ... 25 26 27 28 29 30 31 32 33 34 35 ... 42 43

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Despatch 1500 Controller Manuel d'utilisateur Page 30

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