Teshow TS81B Instruction Manual Download Page 6

NOV.2009.5,000(P)

R

8. INPUT RANGE TABLE

N

N

N

N

0

0
0

to

to
to

400

1000
1300

A4

A0
B3

N

0

to

800

A8

R

0

to

1750

B8

S

S

0

to

1000

A0

S
S

0
0

to
to

1600
1750

B6
B8

2 to 10VDC

V
A
A

09
03
02

4 to 20mA
0 to 20mA

or

to 9.999

-1.999

(*1) 0 to  400

: Accuracy is not guaranteed.  

 

C

(*2)This input type can not be selected by keyboard. Because the hardware of the inputs
       are different.

*1

 

*1

 

*1

 

*1

 

*1

 

*1

 

*1

 

*1

 

*1

 

*1

 

*2

 

*2

 

*1

 

*1

 

K

K
K
K
K

K

K
K

0
0
0
0

0

0
0

to
to
to

to

to
to

100
200
400
600

1000

1300
1350

A1
A2
A4
A6

A0

B3
B4

K

0

to

800

A8

to

J

J
J
J
J

J

0
0
0
0

0

to
to
to

to

100
200
300
400

600

A1
A2
A3
A4

A6

J
J

0
0

to
to

800
1000

A8
A0

to

B

B

50

to

1300

B3

B

50

to

1800

B8

R

R

R

0

0

to

600

1000

A6

A0

R

0

to

1300

B3

to

0
0

to
to

800
1000

A8
A0

E

E
E
E
E

E

E
E

E

0
0
0
0
0
0

to
to
to
to
to

100
200
300
400
500

600

A1
A2
A3
A4
A5
A6

to

T
T
T

T

0
0
0

0

to
to

to

100
200
300

400

A1
A2
A3

A4

to

T

T
T

T

0
0

0

to
to

to

1600
2000

2300

B6
B0

C3

W5Re/
W26Re

C
C
C

0.0

to
to
to

50.0
100.0
150.0

D5
D1
D2

0.0

0.0

C
C

-50.0

to
to

+50.0
+100.0

C5
C1

-50.0

C

-50.0

to +150.0

C2

CU50

Pt100

D
D
D
D

0.0

to
to
to
to

100.0
200.0
300.0
400.0

D1

D2
D3
D4

0.0

D
D

to
to

500.0
600.0

D5
D6

0.0
0.0

D

D

D

to

to

to

+200.0

+100.0

+100.0

E2

F1

E1

-199.9

-100.0

-199.9

D

to +200.0

F2

-100.0

0.0

0.0

D

to +50.0

G0

-50.0

D

D

D

to

to

to

+100.0

+600.0

+200.0

G1

E6

G2

-50.0

-199.9

-50.0

0 to 5VDC

0 to 10VDC

1 to 5VDC

V

03

V
V

04

08

to 9999

-1999

or

to 99.99

-19.99

to 999.9

-199.9

or

  Overscale and Underscale

  Error display

  

Requirements for AT start

  

 Autotuning (AT) start

  

Requirements for AT cancellation

7.ERROR DISPLAYS

!

 
 

To prevent electric shock, always turn
off the power before replacing the 
sensor.

M e a s u r e d  v a l u e ( P V )

                [ F l a s h i n g ]

PV is outside of input range 

Overscale:

PV is above the high input display range limit.

RAM failure(Incorrect set date write or  check sensor and 

sensor connection,etc.)

Underscale:

PV is below the low input display range limit.

WARNING

[ F l a s h i n g ]

[ F l a s h i n g ]

[ F l a s h i n g ]

  
 

Check input type, input range, sensor 
and sensor connection..

 
 

Turn off the power once. If an error occurs
after the power is turned on again, please
contact TESHOW sales office or the agent.

6

PID AUTOTUNING (AT) FUNCTION

Autotuning (AT) automatically measures, calculates and sets the
optimum PID. The following conditions are necessary to carry out
autotuning and the conditions which will cause the autotuning to 
stop.  

Start the autotuning when all following conditions are satisfied:
(1) Prior to starting the AT function, end all the parameter settings
      other than PID.
(2) Confirm the LCK function has not been engaged.

The autotuning is canceled if any of the following conditions exist.
(1) When the 

is changed.

(2) When the power is turned off.
(3) When power failure longer than 20ms occurs.

parameter  "AT " value 

When the autotuning is finished, the controller will 
automatically return to PID control.

Caution for using the Autotuning (AT)
When a temperature change(UP and/or Down) is 1  or less
per minute during Autotuning, Autotuning may be cancelled 
before calculating PID values. In that case, adjust the PID

If the AT is canceled, the controller immediately changes to 
PID control. The PID values will be the same as before AT 
was activated.
When AT is completed, the controller immediately changes to 
PID control. If the control system does not allow the AT cycling
process, set each PID constant manually to meet the needs of
the application.

values manually. It is possible to happen when the set value
is around the ambient temperature or is close to the maximum
temperature achieved by the load.

1) Press the "SET"  key for 3 seconds to  PID level.
2) Looking for the parameter  "AT ".
3) Set "AT" value from 0 to 1.
4) Press the "SET"  key start auto tuning.
5) Press the "SET"  key for 3 seconds to return to

  

    (If AT be started ,the AT lamp will be lighted on and  the lamp is
     flashing)

 the instrument  to

     the PV/SV display mode.

ON

OFF

ON

OFF

PV

PV

SV

Time

100%

0%

Output %

ON/OFF control
(Autotuning)

PID control
(After autotuning

6

TS80B-E1

Input type 

Input type 

Input type 

Input type 

Input type 

Input type 

Input type 

Input type 

Input type 

Input type 

Input type 

Input type 

Code

Code

Code

Code

Code

Code

Code

Code

Code

Code

Code

Code

AN THAI CORPORATION

TESHOW  ELECTRONIC TECHNOLOGY CO., LTD.

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