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SRIO SRTU I/O Expansion Board

SRTU I/O expansion boardSRTU I/O Expansion Board


Automation and Electronics, Inc. SRIO was designed to provide additional digital input / digital output and analog input / analog output for our Simple RTU (SRTU).

The digital inputs from the SRIO board can be connected to our DIF-8, DIF-16, or equivalent input boards. The digital outputs from the SRIO can be connected to our PRO-4, PRO-8 or ROA-16 output boards.

Specifications

Mechanical
Size: 2-7/8" x 9" PC board
Mounting: SRTU daughter board
Environmental
Operating temperature: -40 to 158 deg. F (-40 to 70 deg. C)
Relative humidity: 5 to 90% non-condensing
Power requirements
Typical: 120 mA @ 12 VDC
Inputs / Outputs
Digital inputs: one 16-pin connector, CMOS or LS TTL compatible
Digital outputs: one 16-pin connector, Open collector type, 100 mA 30 VDC maximum (suppression diodes may be required)
Analog inputs: four 12-bit converters; 4-20 mA
Analog outputs: four 16-bit converters; 0-20 mA or 4-20 mA; 0.15% maximum error; RLoad 100 Ohm min ((VL-3)/(0.02)) maximum
Loop power: External 24 VDC