AUTOMATION & ELECTRONICS, INC.
EZ-RTU
C Programmable Wireless RTU: Specifications
C Programmable Wireless RTU: Specifications
| Mechanical | Size: 4-1/2" x 9" PC board |
| Mounting: Snap track | |
| Environmental | Operating temperature: -40 to 158 deg. F (-40 to 70 deg. C) |
| Relative humidity: 5 to 90% non-condensing | |
| Power requirements | 125 mA @ 12 VDC ; 70 mA @ 24 VDC (without radio) |
| 275 mA @ 12 VDC maximum with spread spectrum radio during transmit | |
| CPU / Memory | CPU: 29.4 MHz Rabbit 3000TM |
| Memory: 128 kB SRAM, 256 kB Flash | |
| Input/Output | Digital input: Eight optically isolated on-board, (10 mA @ 12 VDC or 5 mA @ 24 VDC ) sink to ground. Expansion to 24 total digital inputs with external 16 digital input board. Serial expansion to 216 digital inputs. |
| Digital output: Eight 100 mA FET driver, open drain, sink to ground. Expansion to 24 total digital outputs with external ROA-16 16 relay output board. Serial expansion to 216 digital outputs. | |
| Analog inputs: Expansion to 128 analog inputs with serial A/D modules, Eight 12-bit A/Ds per module. | |
| Analog outputs: Expansion to 128 analog outputs with serial D/A modules, Two 12-bit D/As per module. | |
| Communications | One RS-232/RS-485 communication port, 38,400 bps |
| One RS-485 9,600 bps Smart I/O communication port | |
| One RS-485 communication port free for custom HMI user interface | |
| One piggy back on-board radio or piggy back RS-232 communication port | |
| Radios | Integrated 900 MHz spread spectrum or 2.4 GHz piggyback module |
| External radios available, via RS-232/RS-485 communication port | |
| Protocols | MODBUS RTU protocol |
| Programming | Dynamic C® |