Factory Direct: CH702D Digital Display PID Intelligent Temperature Controller

General description :

CH short shell series intelligent (temperature) display regulator adopts 8-bit single-chip high reliability, a variety of sensors freely input, and it adopts a wide range of switching power supply. The product’s performance indicators, input style, control function and the installation size are fully compatible with the i mported intelligent digital temperature controller. CH short shell series intelligent meters, having the latest fuzzy control and combining with advanced PID adjustment algorithm, precisely control the controlled objects. Size options:

Models	External size (W x H x D)	Hole size
CHD102 □□□-□□*□□-□	48 x 48 x 80 (mm)	45 x 45 (mm)
CHD402 □□□-□□*□□-□	48 x 96 x 75 (mm)	45 x 92 (mm)
CHD702 □□□-□□*□□-□	72 x 72 x 75 (mm)	68 x 68 (mm)
CHD902 □□□-□□*□□-□	96 x 96 x 75 (mm)	92 x 92 (mm)
CHD502 □□□-□□*□□-□	96 x 48 x 75 (mm)	92 x 45 (mm)

Remarks: the symbol ”□” represents what functions you need, please refer to the following explanation. Model explanation: CHD□02 □ □ □- □ □*□ □-□ ① ② ③ ④ ⑤ ⑥ ⑦ ⑧ ⑨ ① Standard sizes: 1（48x48x80mm）、4（48x96x75mm）、7（72x72x75mm）、9（96x96x75mm）、5（96x48x75mm） ② Control style: F: PID action and automatic calculus(reverse action) D: PID action and automatic calculus(positive action) ③ Input style: thermocouple: K, J, R, S, B, E, T, N, W5Re/W26Re, PLII, U, L,thermal resistance Pt100, JPt100 ④ Display range:

Input type	Input display range	Code	Input type	Input display range	Code
K	0~200℃	K 01	S	0~1600℃	S 01
	0~400℃	K 02	S	0~1769℃	S 02
	0~600℃	K 03	B	400~1800℃	B 01
	0~800℃	K 04	B	0~1820℃	B 02
	0~1200℃	K 06	E	0~800℃	E 01
J	0~200℃	J 01	E	0~1000℃	E 02
	0~400℃	J 02	J	-199.90~+649.0℃	D 01
	0~600℃	J 03		-199.90~+200.0℃	D 02
	0~800℃	J 04		-100.0~+200.0℃	D 05
	0~1200℃	J 06		0.0~+200.0℃	D 08
R	0~1600℃	J 01		0.0~+500.0℃	D 10

⑤ The first control output: (OUT1)(Heating side) M: relay contact output 8: Current output(DC4-20mA) V: voltage pulse output G: Thyristor control tube drive with trigger output T: Thyristor control tube output ⑥ The second control output: (OUT2)(Cooling side)*2 No mark: when the control action is F or C M: relay contact output 8: Current output(DC4-20mA) V: voltage pulse output T: Thyristor control tube output ⑦ First alarm(ALAM1) N: no alarm A: Upper limit deviation alarm B: Lower limit deviation alarm C: Upper and lower limit deviation alarm W: Lower-limit set alarm value H: Upper limit output value alarm ⑧ Second alarm(ALAM)*2(Same content as the frist alarm) J: Lower output value alarm V: Upper set value alarm ⑨ Communication function: N: no communication function 5: RS-485(double cable system)

CH702D Digital Display PID Intelligent Temperature Controller

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