CH series intelligent PID thermostat temperature controllers

Features:  

* Standard autotuning

* Large LED screen display

* Heat/cool control

* Numerous control outputs

* ℃/℉

* Universal input

* Field-configurable thermocouples

* Operation is the same to CH series

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PRODUCTS DETAILS

SPECIFICATIONS

INPUT

A) Thermocouple: K,J,E,T,R,S,B,U,L,N,PL2,W5Re/w26Re

B) RTD: Pt100

C) DC input: DC0-5V,DC1-5V,DC0-20mA*,DC4-20mA*

* Requires a 250Ω resistor connected to the input terminal

Input display accuracy: 0.3%±1 of the set value SV

Sampling Time: 0.5 sec

 

PV BIAS

-1999~9999℃ or -199.9~999.9℃(temperature input)

±full span(voltage/current input)

 

SETTING RANGE

A) Setting range: same as input range

B) Heat-side proportional band(P): 1 to span or 0.1 to span (ON/OFF action when P=0)

C) Cool-side proportional band(Pc): 0 to 1000% of heat-side proportional band (heat/cool ON/OFF action when Pc=0)

D) Integral time(I): 0 to 3600sec.(PD action when I=0)

E) Derivative time(D): 0 to 3600sec.(PI action when D=0)

F) Anti-reset windup(ARW): 1 to 100% of heat-side proportional band

G)Deadband/overlap: -10 to 10℃(°F ) or -10.0 to 10.0℃(°F)

H) Proportional cycle: 1 to 100 sec.

 

CONTROL METHOD

A) PID control with autotuning

*Available for reverse and direct action (Specify when ordering)

B) Heat/Cool PID control with autotuning (Specify when ordering)

*Available for air and water cooling type

 

CONTROL OUTPUT

A) Relay output: 250V AC 5A (resistive load)

B) Voltage pulse output: 0-12V DC (Load resistance: more than 600Ω)

C) Current output: 4-20mA/DC 0-20mA/DC (Load resistance: less than 600Ω)

0-10mA(Load resistance: 800Ω)

 

TEMPERATURE ALARM

A) Number of alarm: 2 points (Maximum)

B) Alarm action: Deviation High,Low,High/Low,Band Process High,Low

C) Alarm differential gap: 2℃(°F) or 2.0℃(°F) as standard.

 

ALARM OUTPUT

Relay output, Form A contact 250V AC 5A (resistive load)

 

WARRANTY

18 months

Specifications

Models Code
CH102(48x48mm)
CH402(48x96mm)
CH702(72x72mm)         F 口口口-口  口*口  口-口  口

CH902(96x96mm)         
CH502(96x48mm)
CH802(160x80mm)
Control method PID control with AT(reverse action) F
Input type See Range and Input Code Table 口口口
Control
output
(OUT1)
Relay contact output
Voltage pulse output
DC current output 4-20mA
Triac trigger output
Triac output
M
V
8
G
T
Control
output
(OUT2)
Relay contact output
Voltage pulse output
DC currentoutput 4-20mA
Triac output
M
V
8
T
Alarm No alarm
See Alarm Code Table

N

Communication No communication N
IPXX No waterproofand dustproof N

Note: No alarm function when OUT2 used for cooling

POWER SUPPLY

Power Supply
100-240VAC
24VAC
24VDC

ALARM CODE TABLE

Code Type
A Deviation High
B Deviation Low
C Deviation High - Low
D Deviation Band
E Deviation High with Hold
F Deviation Low with Hold
G Deviation High/Low with Hold
H Process High
J Process Low
K Process High with Hold
L Process Low with Hold
R Loop break alarm(LBA)
V SV  High alarm
W SV  Low alarm

RANGE AND INPUT CODE TABLE

RTD

Input Code Range
PT100 D 01 -199.9-649.0℃
D 02 -199.9-200.0℃
D 05 -100.0-200.0℃
D 08 0.0-200.0℃
D 10 0.0-500.0℃

VOLTAGE AND CURRENT

Input Code Range
DC0~5V 4 01 0.0~100.0
DC1~5V 6 01 0.0~100.0
DC0~20mA # 7 01 0.0~100.0
DC4~20mA # 8 01 0.0~100.0

# A resistor of 250Ω must be connected between input terminals.

THERMOCOUPLE

Input Code Range
K K 01 0-200
K 02 0-400
K 03 0-600
K 04 0-800℃
K 05 0-1000℃
K 06 0-1200℃
K 07 0-1372℃
J J 01 0-200℃
J 02 0-400℃
J 03 0-600℃
J 04 0-800℃
J 05 0-1000℃
J 06 0-1200℃
R 01 0-1600℃
R 02 0-1769℃
S 01 0-1600℃
S 02 0-1769℃
B 01 400-1800
B 02 0-1820
E E 04 0-800
E 02 0-1000
N N 01 0-1200
N 02 0-1300
T 01 -1999-400℃
T 02 -199.9-100℃
T 03 -100.0-200℃
T 04 0.0-350
W5Re/W26Re

PL II
W 01 0-2000
W 02 0-2320
A 01 0-1300
A 02 0-1390
A 03 0-1200

1.Type R,S,B input: Accuracy is not guaranteed between 0 and 399°C.
2.Type T input: Accuracy is not guaranteed between -199.9~+100.0°C.

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