KT4H Temperature Controllers Part Numbers

Part numbers for KT4H appear below. Please use the tables below to build/calculate an appropriate model number.

Base model	Power supply	Sensor input	Control output	Alarm output	Heating/ cooling control	Heater burnout alarm	Comm. function	Description
AKT4H
	1							100 to 240V AC
	2							24V AC/DC
		1						Multi-input (Thermocouple, RTD, DC Voltage and DC Current)
			1					Relay contact
			2					Non-contact voltage (for SSR drive)
			3					DC current Heater burn-out alarm not possible.
				1				1 point (1a)
				2				2 points (1a + 1a) Heating/cooling control output not possible.
					0			Not available
					1			Relay contact Heater burn-out alarm not possible.
					2			Non-contact voltage (for SSR drive) Heater burn-out alarm not possible.
						0		Not available
						3		Single phase 20A (Heater burn-out alarm not supported when control output is DC output type/not supported when heating and cooling control is selected)
						4		Single phase 50A (Heater burn-out alarm not supported when control output is DC output type/not supported when heating and cooling control is selected)
						5		Three phase 20A (Heater burn-out alarm not supported when control output is DC output type/not supported when heating and cooling control is selected)
						6		Three phase 50A (Heater burn-out alarm not supported when control output is DC output type/not supported when heating and cooling control is selected)
							Blank	Not available
							1	Serial communication RS-485
							2	Contact input

Note:
* CT1 or CT2 for current detection is provided as an accessory when heater burn-out alarm function is added.

(Ex) Part No. when the optional functions

(Heating/Cooling control + communication function) are added on to the basic model are as follows;
Part No.: AKT4H1111101

Options (Common for KT4H and KT4B)

Product name	Part No.
Shunt resistor (for Current input)	AKT4810
Terminal cover	AKT4H801
Tool cable	AKT4H820