Grain Systems PNEG-1135 - Manual (Page 38)

2001 Top Dry Service School
38
Software Changes
Significant Software changes since July 12, 1995
(Software version number is displayed at all units on power-up)
Series 2000 Batch Software Changes
¨ Software Version 0.25
Added a mode select for the humidity and
ambient temperature sensor. Uses the
mode switch inputs (fan bypass).
¨ Software Version 0.29
Eliminated the diesel option.
Default fan delay equals zero seconds.
¨ Software Version 0.30
Flame out is 10 seconds. The ignitor shuts off
in 7.5 seconds.
¨ Software Version 0.28
Created an O / noO flag in the set-up
mode for hot surface ignition.
O = Hot surface ignition.
noO = Ignitor
Created a D / noD flag for diesel units
(removed in .29).
¨ Software Version 0.27
Fixed a problem with the non-Top Dry
heaters where after 30 minutes Error 3
would be given.
¨ Software Version 0.26
Changed the flame out time to 12 sec
onds, ignitor shuts off in 9 seconds, 3
seconds later it shuts off if no flame
(changed in version .30).
Include the “Flame” symbol in the ambient
temperature and humidity modes.
Allow the humidity differential to be set to
¨ Software Version 0.23C
The Slave Heater will not switch between
its error and the error on the Master
Heater (if they are different).
If there is an inconsistancy between master
and slave units (error 9,10, or 11), the
master tries resending the ignitor command
50 times before issuing the error.
¨ Software Version 0.23B
Extended the ignitor on time to 14 sec-
onds, and shut off the last 4 seconds
(changed in version .26).
¨ Software Version 0.23A
Now allow 20 seconds for illegal flame
detection.
¨ Software Version 0.23
By placing dipswitch #3 in the “on” position
you can disable the airswitch test.
In the Top Dry mode, if J5-3 and J5-4 are
shorted together the unit will jump immediately
to the cool cycle, even if the dryer has been
running less than 10 minutes.