Precision Control Systems 5420 - Manual (Page 11)

Model 5420 ControlIR TM User Manual Operation
Model 5420E
Timer Settings
The timer has 6 different range settings: 0-5 seconds, 0-50 seconds
0-5 minutes, 0-50 minutes, 0-5 hours, and 0-50 hours. The primary range
is displayed below the green push button as: sec, min, or hrs.
The secondary range is displayed as a decimal point between the 1-5
numbers and the zero that follows. Example 1.0 or 10
Changing the primary and secondary range settings is done by inserting a
screwdriver in the hole on the front side of the 5420 just below the top
edge. A flat blade or #2 Philips blade screwdriver will work. There are 2
positions for each primary range (sec, sec) one is for the 0-5 secondary
range the other is for 0-50 secondary range.
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