Accuracy; Inputs (Ports A, B, C And D) - Radian RM-111 Operation Manual

Specifi cations Specifi cations

2.4 Accuracy

Digital Gating
Total % Error:
Potential Gating
Total % Error:
Potential Gating
Total % Error:

2.5 Inputs (Ports A, B, C and D)

Pull-Up Port A:
Pull-Up (Ports B, C, D):
Maximim Input voltage (Ports A and B):
Maximum Input Voltage (Ports C and D):
Maximum Frequency (Ports A - D):
Minimum Input Pulse Width (Ports A - D): 200nS
Schmitt Trigger Levels:
Positive going threshold Max.:
Positive going threshold Typ.:
Negative going threshold Typ.:
Negative going threshold Min.:
Minimum hysteresis:
Maximum hysteresis:
RM-111 Operations Manual
Open collector less than: .0001
Electronic output less than:
(.0005 sec / T) + (Ipot * .02 ohms / Vpot) * 100
Mechanical Output less than:
(.002 sec / T) + (Ipot * .004 ohms / Vpot) * 100
(T: length of test in seconds)
(Ipot: current draw of potential)
(Vpot: potential test voltage)
150 ohm
150 ohm / 1000 ohm, user defi ned,
5 volts - 500mW zener clamp at 6.2 volts (85mA
maximum zener current)
25 volts - 500 mW zener clamp at 33 volts (14.4mA
maximum zener current)
2.1 MHz per port
Ports A and B
1.90V
1.39V
0.67V
0.23V
0.40V
1.40V
Ports C and D
2.10V
1.65V
0.93V
0.53V
0.40V
1.40V
9