All Models

A.C. Input Voltage Range - Single Phase
115 VAC ±10%, 50/60 Hz ±2 Hz
Fused internally

Power Supply Output
+12V regulated supply: 70mA max.

Digital Inputs (4 Total)
Sinking or Sourcing Logic (selectable)
Vil=+10.5 VDC min to +12.0 VDC max.
Vih=0.0 VDC min to +8.5 VDC max.

Analog Inputs (2 Total)
10 bit resolution (over-sampled to achieve 12 bit)
Voltage Range: 0 to +12 VDC
Input Impedance: 240kΩ

Frequency Inputs (1 Total)
Sinking or Sourcing Logic
(selectable)Frequency: 42kHz max, square
waveVoltage: +12 VDC max

• Vil=0.0 VDC min to +1.5 VDC max
• Vih=+2.5 VDC min to +12.0 VDC max

Digital Outputs (2 Total)
Open collector (sinking output)
100ma max, 30VDC max

Analog Outputs (3 Total)
Outputs 1 & 2:

• 12 bits, voltage 0 to +10 VDC max,
  or current 0 to +20 mADC max

Output 3:

• 10 bits, voltage only 0 to +5 VDC max

Communications
Modbus® RTU
RS485 Multidrop (2 or 4 wire)