Pyromation Series 423 - Manual (Page 15)

14-1 PASSWORD MENU
The calibration routine is for thermocouples and RTD's only. Described below is
the menu program for calibration. Each calibration can be independently done
using the down arrow to scroll to the next routine. Push the up arrow
anywhere to exit the calibration routine.
Figure 24
Figure 23
14-2 CALIBRATION MENU
Described below is the menu for selecting menu passwords.
or
028 YES / NO IF YES
ENTR
PWRD
TO PICK
NEW VALUE
RETURN WHEN
AT DESIRED
PASSWORD
NEW PWRD
PWRD
.
.
WAIT
V3.1
READING
WAIT
CAL
USING COPPER WIRE JUMPER TERMINALS 5,6,7
PUSH TO SKIP 50mV
50mV
DISCONNECT JUMPERS
INPUT 50.040mV THROUGH COPPER WIRE TO TERMINALS 5,6
PUSH TO SKIP 100 OHMS
WAIT
100 OHMS
DISCONNECT 50.040mV
INPUT 100.0W ACROSS TERMINALS 5,6,7
WAIT
PUSH TO SKIP CJC
PUSH TO SKIP SHORT
HOLD UNTIL METER INDICATES SHRT (approximately 1.5 seconds)
Equipment Needed for Calibration
50.040 mV + .005 Power Source
100.03W + .01W Resistor
1
+ .1°F Thermometer
Note 1 : Adjust a potentiometer to achieve
100.03W
or
CJC
DISCONNECT 100W
TO VIEW or
77.0 TO SET NEW VALUE
AGAINST THERMOMETER
PWRD
.
.
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