Horner Engineering India Pvt. Ltd. Manufactures Thermocouple Input Modules with 8 Channels. Horner Engineering India Pvt. Ltd.Is the manufacturer of industrial automation and custom solutions for the global market. Thermocouple Input Modules with 8 Channels allow thermocouple temperature sensors to be directly connected to the PLC without the need for external signal processors like transducers or transmitters. Thermocouple Input Modules with 8 Channels have a resolution of 0.5 degree centigrade or deg F and report temperature values to the PLC %AI I/O table in 0.5 degree centigrade or deg F increments. It has open circuit detection, where the temperature value written to the %AI register goes to its maximum value upon an open circuit condition.