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Introduction
Video recorder – User Manual 4
Table 1-1 Specifications (continued)
Universal Analog Inputs
Number 4 per module, up to 12 modules per video recorder
Input Types mV, V, mA, T/C, RTD, pyrometers
Signal source Thermocouple with cold junction compensation
Line resistance up to 1000 ohms, T/C, mV, mA, V
RTD, 3-wire connections, 40 ohms balanced maximum
Input Impedance 10 megohms for T/C and mV inputs; >1 megohm for volt inputs
Input Isolation 400 Vdc point-to-point
1350 Vac RMS A/D converter to logic
Stray rejection Series mode >60 dB. Common mode at 120 Vac >130 dB.
Burnout T/C, Pyrometry configurable to upscale, downscale or none.
Linear types: none except following ranges:
Volt: -500 to 500 mV; -1 to 1V; -2 to 2V; -5 to 5V; 0 to 10V; -10 to 10V; inherent to
zero volt
RTD: Inherent upscale
mA: Inherent downscale
T/C Break Detection Via current pulse
Scan rate Fastest rate:
250 ms up to 4 inputs, 500 ms up to 12 inputs, 750 ms up to 16 inputs,
1s up to 24 inputs,1,5 s up to 28 inputs, 2 s up to 44 inputs, 3 s up to 48 inputs.
A/D Converter Resolution Better than 1 part in 50,000 at 50 Hz.
Better than 1 part in 41,667 at 60 Hz.
Analog Outputs
Number 4 per module (non-isolated), up to 2 modules per video recorder (8 outputs)
Type Current output configurable within 0 to 20 mA. Maximum load 400 ohms per output.
Voltage output configurable 0 to 5 V.
Isolation from ground 350 Vac
Accuracy Factory configured accuracy = 0.1% at reference conditions
Field calibration accuracy = 0.05%
Temperature Effects 0.1% per 10°C in the rated limits
D/A Resolution 16 bits
Digital Inputs
AC Inputs DC Inputs
Number 6 per module, up to 6 modules per
video recorder
6 (sink/source) per module, up to 6 modules
per video recorder
Input Voltage Range 80 to 264 Vac 10.2 to 26.4 Vdc
Peak Voltage 264 Vac 26.4 Vdc
AC Frequency 47 to 63 Hz N/A
Isolation from ground 2300 Vac/1 min. 1100 Vac/1 min.
Isolation between inputs 350 Vac 30 Vac
ON Voltage Level 75 Vac minimum 9.5 Vdc minimum
OFF Voltage Level 20 Vac maximum 3.5 Vdc maximum