Expansion Peripherals / Digital Input Peripherals
Digital Input Peripherals

Product Line

Function Number of Channels Operating Temperature Operating Voltage

SDM-SIO1A

Expands the number of serial devices that can communicate with a data logger. 1 -40°C to +70°C (standard)

SDM-SIO4A

Expands the number of serial devices that can communicate with a data logger. 4 -40° to +70°C (standard)

SDM-IO16

Expands the digital input and/or output capability of a data logger. 16 -25° to +50°C 12 Vdc (nominal 9 to 18 V)

LLAC4

Increases the number of low-level ac signals that a data logger can monitor. 4

SDM-SW8A

Increases the number of switch closures or voltage pulses a data logger can measure. 8 -25° to +55°C 9.6 to 16 V

SDM-CAN

Allows a data logger to sample data directly from a CANbus communication network. Uses latest CAN controller. 1 Tested from -40° to +80°C. 7 to 26 Vdc

Other Considerations

Function Number of Channels Operating Temperature Operating Voltage

MD485

Permits a PC to address and communicate with one or more data loggers over a distance of up to 1,200 m.
  • -25° to +50°C (standard)
  • -55° to 85°C (extended)