TB 9-6625-174-24
APPENDIX B
PERFORMANCE TABLES
TIF Instruments, Model TIF1000DC
Table B-271. Calibration Description.
Test instrument parameters
Performance specifications
DC VOLTAGE
Range:0 to 200 V dc
Accuracy: (1.0% rdg + 1 dgt)
DC CURRENT
Range: 0 to 1200 A dc
Accuracy: (1.0% rdg + 1 dgt) 0 to 800 A range;
+0% to -5% rdg 800 to 1200 A range
Range: 0 to 2000 Ω
Accuracy: (3.0% rdg + 1 dgt)
Table B-272. DC Voltage.
Calibrator output
Test instrument
Applied
Range
Limits (V dc)
(V dc)
(V dc)
Min
Max
60
200
59.3
60.7
140
200
138.5
141.5
180
200
178.1
181.9
-180
200
-181.9
-178.1
Table B-273. DC Current (≤1000 A) (w/50 Turn Coil).
Calibrator output
Test instrument
calibrator
Applied
Range
Range
Limits (A dc)
(V dc)
(A dc)
(A dc)
Min
Max
0.36
20
200
178.1
181.9
2.0
20
1200
950
1000
Table B-274. Resistance.
Calibrator output
Test instrument
Limits (Ω)
Applied
Range
(Ω)
(Ω)
Min
Max
1.9 k
2000
-3.05% (1842)
+3.05% (1958)
B-77