1, connection number acquisition |  | ||||||||
Digital control connection: 5D&6D terminal; Power control connection: 12V&DGND terminal; Analog control connection: *, +, -, #, each CEM20 module is connected to an independent analog channel; Maximum distance between digital and module: 100m; | |||||||||
| 2. Multiplexer | |||||||||
Class Type: Relay Multiplexer; Maximum input voltage: 30Vdc; Maximum sampling rate: 12Hz; | |||||||||
| 3, system information | |||||||||
LED indicator: prompts sampling function; Module address selection: 4-bit dial switch; | |||||||||
| 4,powered by | |||||||||
Recommended power supply: 12V power supply output of data collector; Variable power supply: external 12Vdc power supply, power supply change ±5%; Sampling power consumption: 0.36W (12Vdc 30mA); Non-working state: When sampling is not doneC em20The module will be automatically shut down and will be started again during sampling. | |||||||||
| 5. Size and environment | |||||||||
Digital shell: zinc-aluminum alloy; Ruler Inch: 180 x 100 x 50mm; Weight Quantity: 0.55kg; Operating temperature: -45℃ to 70℃; Operating humidity: 85%, water vapor does not condense; | |||||||||