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    PID-4CH-SSR      Multi-Loop Controller Instruction Manual 

 

1. Features: 

1.1. 4 channels of temperature controls up to 4 channels in a compact 1/4 DIN size. 

4 kinds of combinations of temperature set value, PID constant, alarm set value, etc. 

1.1.Input Sensor Types 
Thermocouple (temperature input): K, J, T, E, S 
Resistance thermometer (temperature input): Pt100, CU50 
1.2.Control Outputs 
    A control output can be a relay output, voltage output (for driving SSR), or current output, depending on 

the model. 

1.3.Adjusting PID Constants 

Can be easily set the optimum PID constants by performing AT (auto-tuning) with the limit cycle method. 

1.4.Standard Alarms 

Can be output an alarm when the deviation, process value, set point, or manipulated value reaches a 

specified value. 

    1.5 Sampling Time: 2 sec 

1.6.Use this controller within the following allowable range: 

Allowable ambient temperature: −0 to +55 °C 
Allowable ambient humidity:    5 to 85 % RH. 

2. Dimensions: 

h×w×d(Unit: mm) 96×96×112 Panel cutout 92×92 

3. Parts Description: 

 

1 ALM:

 lamp Lights when Event occurs 

2 Output lamp: 

Lights when output    is turned on 

3 Channel key: 

You can press ‘CH1~4’ for 3 seconds to enter into 

corresponding channel menu.   

4 PV display:

   

Displays Measured value (PV)   

5

 

Up key:

   

Increase numerals.   

6 Down key:

   

Decrease numerals 

7Shift key:

 

Shift digits when settings are changed.

 

8 Set (SET) key:

 

Used for parameter calling up and set 

value registration.

 

 

4. Terminal configuration for Measured input and Output: 

Содержание PID-4CH-SSR

Страница 1: ... Standard Alarms Can be output an alarm when the deviation process value set point or manipulated value reaches a specified value 1 5 Sampling Time 2 sec 1 6 Use this controller within the following allowable range Allowable ambient temperature 0 to 55 C Allowable ambient humidity 5 to 85 RH 2 Dimensions h w d Unit mm 96 96 112 Panel cutout 92 92 3 Parts Description 1 ALM lamp Lights when Event oc...

Страница 2: ...iation low alarm 5 Band alarm 6 Out of band alarm 0 6 0 3 Kt PID control cycle PID control response time ____ 120 4 Dp Decimal point position selection Set the position of the decimal point for the measured value to be displayed 0 1 1 5 P SH Range high Input range 0 6 P SL Range low 9999 7 C F Measured value PV unit select C Celsius F Fahrenheit If the value is changed the controller needs to exec...

Страница 3: ...control P 0 Relay contact may repeat its turning ON and OFF due to input fluctuation if measured value PV is near the alarm set value the differential gap setting can prevent the relay contact from ON or OFF repetition 0 1 50 0 1 0 8 AT N Auto tuning 1 AT with learning start 0 AT with learning stop 0 1 0 9 COL N Hot Cold 0 reverse control heating 1 positive control cooling 0 1 0 6 Operation 6 1 Fi...

Страница 4: ...splay AT and PV value now meter s control way is on off mode after 3 times vibrating 3 control period automatic save P I D parameter the self adjusting procession finished Operation will be as shown in the following diagram Attentions when Auto tuning the controller should not change the set value When the power off during Auto tuning it will restart Auto tuning next time When it need artificially...

Страница 5: ... slave A typical message consists of a request query message sent from the master followed by an answer response message from the slave When master begins data transmission a set of data is sent to the slave in a fixed sequence When it is received the slave decodes it takes the necessary action and returns data to the master 10 1 Communication Mode Data bit length Stop bits Parity bit Communicatio...

Страница 6: ...s not respond when The slave address in the query message does not coincide with any slave address settings The CRC code of the master does not coincide with that of the slave Transmission error such as overrun framing parity and etc is found in the query message The Communication time interval less than 300ms 10 7 Register address list Symbol Decimal point Real Register Holding Register Measured ...

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