Lang GCCO-T Service Manual page 57

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PROBE RESISTANCE
TEMP
RESISTANCE
70°
80°
90°
100°
110°
120°
130°
140°
150°
160°
170°
180°
190°
200°
210°
220°
230°
240°
250°
260°
270°
280°
Probe is factory checked at 350 °F. Must be completely disconnected from circuit board when measuring
probe resistance. Display will read "HELP" if probe is open or unplugged. Any probe resistance can be
VOLT DROP
556 Ω
1.11
569 Ω
1.14
583 Ω
1.17
596 Ω
1.19
610 Ω
1.22
623 Ω
1.25
637 Ω
1.27
651 Ω
1.3
665 Ω
1.33
678 Ω
1.36
694 Ω
1.39
709 Ω
1.42
724 Ω
1.45
739 Ω
1.48
754 Ω
1.51
769 Ω
1.54
785 Ω
1.57
800 Ω
1.60
816 Ω
1.63
832 Ω
1.66
848 Ω
1.70
864 Ω
1.73
multiplied by 2 milli-amps (.002) to determine voltage drop.
TECHNICAL DATA CONT'D
TEMP
RESISTANCE
290°
300°
310°
320°
330°
340°
350°
360°
370°
380°
390°
400°
410°
420°
430°
440°
450°
460°
470°
480°
490°
500°
NOTE
57
VOLT DROP
881 Ω
1.76
897 Ω
1.79
914 Ω
1.83
931 Ω
1.86
948 Ω
1.90
965 Ω
1.93
983 Ω
1.97
1000 Ω
2.00
1018 Ω
2.04
1036 Ω
2.07
1054 Ω
2.11
1072 Ω
2.14
1090 Ω
2.18
1109 Ω
2.22
1127 Ω
2.25
1146 Ω
2.29
1165 Ω
2.33
1184 Ω
2.37
1204 Ω
2.41
1223 Ω
2.45
1243 Ω
2.49
1263 Ω
2.53

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