74
Andover Controls
SPECIFICATIONS
ELECTRICAL
Power Consumption:
3.8 watts at 24VDC max; normally provided by Continuum
power supply module.
Overload Protection:
0.5A resettable fuse with transient voltage suppressor
(TVS) and reverse polarity protection.
OUTPUTS
AO-4-8:
4 Analog outputs; 8 bit resolution
AO-4-8-O:
4 Analog outputs with overrides; 8 bit resolution
Output Protection:
1/8 pico fuse per channel (40V TVS on each outputAO-4-
8-O model only)
Output Connections:
Two-piece, 13-position removable terminal block
Output Types:
Voltage or current
Voltage:
Range:
0 to 10 V
Resolution:
0.05 V
Accuracy:
±0.10V (1%FSR)
Output Current:
+5 mA (sourcing) -1 mA (sinking)
Load Resistance:
2KΩ min.(sourcing)
Current:
Range:
0 to 20 mA
Resolution:
0.1 mA
Accuracy:
±0.2 mA
Load Resistance:
650Ω max.
Output Overrides: 3-position manual override switch and override
(AO-4-8-O only)
potentiometer on each output, with software feedback. LED
override status indicator.
Output Connections: Two-piece, 13-position removable terminal block
AO-4-8
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