RDR2S-A and I8O4 Hardware Installation Introduction
24-10239-596 Rev. D
4
S300-DIN-I804 Module
Figure 3: S300-DIN-I8O4
The key features of the I8O4 include:
• Wide range nominal voltage for power source (+12 to 24VDC, 16 to
24VAC)
• Support for S300/RS-485 bus communications at 9600 or 19200 baud
(Automatic baud rate detection)
• 2 input/output interfaces consisting of 2 terminals, each terminal including:
– 4 supervised inputs
– 2 relay outputs
– 2 open collector outputs (OUT1 and OUT2)
• Calibration resistor input
• Supervised tamper and power fail inputs