Multi-channel (4-channel : TM4/2-channel : TM2) input and output control. High-speed sampling cycle (4-channel : 100ms/2-channel : 50ms). Module connection and expansion with expansion connectors. Communication between modules. No additional power supply wiring. Expandable up to 31 units (124-channels/62-channels). Simultaneous heating and cooling control function. Isolated input channels (dielectric strength : 1000VAC). Switch between current output and SSR.drive output (TM2-2C). Parameter configuration via PC (USB and RS485 communication). DAQMaster software included (comprehensive device management software). Communication converter sold separately : SCM-US (USB to serial converter), SCM38l (RS-232C to RS485 converter), SCM-US48I (USB to RS485 converter). Easy wiring and maintenance with various connectors : sensor input connector, control output connector, power/communication connector. Heater disconnect alarm function (CT input). Current transformer (CT) sold separately : CSTC-E8OLN, CSTC-E20OLN. Various input types and temperature ranges.