This is a microprocessor based unit to display temperature of more than one points in a process. Indicator, through program, scan the temperature of each point and displays it. Option can be given to select either a common display with separate channel / zone indication control action can be provided as programmed. Various options such as printer interface can be provided as required. Temperature setting can be done either by keypad or by set of thumbwheel switches. The entire unit is housed in a suitable din standard cabinet. 2 digit display on the left hand side shows channel no. Selected either during scanning or programming. Scan time is settable between 0. 1 sec/channel & 99 sec/channel. Default setting is 1 sec. "hold channel" function will hold the selected channel & display its reading continuously. "skip channel" function will not scan the selected channel.