TB 9-4920-456-24
Table 1. Calibration Description Continued.
Test instrument parameters
Performance specifications
Input/output (I/O test
consisting of:
Enable/disable codes
Enable level: 0.4 V dc (maximum)
M-1, M-3/A and M-C
Disable level: 28 V dc (approximately)
Invalid codes M-1, M-C, and
Invalid readout on TI display responds appropriately to invalid
M-3A
codes
Indicator light enable/disable
On/off indicator light conditions respond appropriately to
responses
enable/disable key entries
Eject key indicator: Between 22 and 28 V dc
Panel lights
Range: 5 V ac
Accuracy: Between 4.77 and 5.83 V ac
Range: 28 V ac
Accuracy: Between 25.92 and 31.68 V ac
Kit simulator test, consisting of:
M-4 word A and B reply pulse
Pulse characteristics:
simulation
Amplitude range: 4 V p
Accuracy: 1 V p
Pulse width: 0.5 s
Accuracy: 0.2 s
Risetime: 0.1 s or less
Falltime: 0.25 s or less
Pulse spacing: 1.8 s
Accuracy: 0.1 s
Delay from P1 pulse: 241 s
Accuracy: 35 s
A/B disparity pulse simulation
Pulse characteristics:
Pulse amplitude: 4 V p
Accuracy: 1 V p
Pulse width: 0.65 s
Accuracy: 0.30 s
Risetime: 0.15 s or less
Falltime: 0.5 s or less
Delay from PI pulse: 196 s
Accuracy: 10 s
3
