Additel ADT286, User Manual

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One cold junction sensor is built in each connection block to provide cold junction compensation for
thermocouple measurement
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In order to improve stabilized speed of TC, a unique integrated temperature equalization technology is
adopted in design
1.4.2 ADT286-PS Multi-channel process signal scanner

This scanner can be used to switch the signal of the 9-channel transmitter channel. The transmitter is
powered by 24V. The supported transmitters are temperature transmitter, humidity transmitter,
pressure transmitter, etc. The transmitter can be 2, 3, 4 wires, isolated or non-isolated. It can also be
used to capture signals of 9-channel temperature switch simultaneously;

Channel 1 is a standard channel, which can be connected to a standard SPRT or standard
thermocouple ;

This scanner can be directly embedded into ADT286 main unit, or it can be cascaded with other signal
scanner