| Mechanical | Size: 12-7/8" x 10-7/8" PC board |
| Enclosure: 14" x 12" x 6-3/8" NEMA 4X standard typical |
| Environmental | Operating temperature: -31 to 140 deg. F (-35 to 60 deg. C) |
| Relative humidity: 5 to 90% non-condensing |
| Power requirements | 1/4 A @ 110 VAC ; Less than 2 W @ 12 VDC |
| CPU / Memory | CPU: 65C02, 8-bit |
| Memory: 48 kB |
| Input/Output | Digital inputs: Four on-board, 32 expansion: 10 mA sense current @ 12 VDC, 1500 VDC optical isolation |
| Digital outputs: Four on-board, 32 expansion: 100 mA 30 VDC open collector type |
| Relay outputs: Two on-board: SPDT form C latching, 0.6 A @ 125 VAC or 110 VDC, 2 A @ 30 VDC |
| Pulse inputs: Two on-board: 0 to 3 kHz, 10 mA sense current @ 12 VDC, 1500 VDC optical isolation |
| Surge Protection: Inputs and outputs designed to meet IEEE STD 472.1974 (SWC) Tests, (ANSI C37.90a-1974) |
| Communications | One RJ-45 RS-232 300-19,200 baud port. Support for radio key-on and key-off delays. |
| Protocols | MODBUS RTU protocol. Custom protocols can also be developed for your specific application |
| Programming | Automation & Electronics LAD ladder logic programming environment |