| Specifications |
Digital Input/Counter |
| Channel | 3 |
| Type | Wet Contact (Sink, Source) |
| On Voltage Level | +3.5 VDC ~ 50 VDC |
| Off Voltage Level | +1 V Max. |
| Input Impedance | 10 KO, 0.66 W |
| Counters | Channels | 3 |
| Max. Count | 65535 (16-bit) |
| Max. Input Frequency | 100 Hz |
| Min. Pulse Width | 5 ms |
| Overvoltage Protection | 70 VDC |
Communication |
| Interface | RS-485 |
| Format | (N, 8, 1), (N, 8, 2), (O, 8, 1), (E, 8, 1) |
| Baud Rate | 1200 ~ 115200 bps |
| Protocol | DCON, Modbus/RTU, Modbus/ASCII |
| Dual Watchdog | Yes, Module (2.3 seconds), Communication (Programmable) |
LED Indicators |
| Power | 1 LED as Power Indicator |
Isolation |
| Intra-module Isolation, Field-to-Logic | 3750 VDC |
EMS Protection |
| ESD (IEC 61000-4-2) | ±4 kV Contact for Each Terminal
±8 kV Air for Random Point |
| EFT (IEC 61000-4-4) | ±4 kV for Power |
Power Requirements |
| Reverse Polarity Protection | Yes |
| Powered from Terminal Block | Yes, 10 ~ 30 VDC |
| Consumption | 0.4 W Max. |
Mechanical |
| Dimensions (W x L x H) | 52 mm x 98 mm x 27 mm |
| Installation | DIN-Rail Mounting |
Environment |
| Operating Temperature | -25 °C ~ +75 °C |
| Storage Temperature | -30 °C ~ +75 °C |
| Humidity | 10 ~ 95% RH, Non-condensing |
