Toho-electronics TTM-339 Manual de usuario descargar pdf (Pagina 30)

Display/

Setting

Display type

LCD lamp red

15 pcs RUN,OUT,EV1,EV2,EV3,EV4､TS1,TS2,TS3,TS4,TIME,AUTO,MAN

U,AT,END

LCD lamp green

2 pcs PTN,STP

Accuracy of

Indication /Set

ting

Thermocouple

Thermocouples of K, J, T, E, R, S, B and N

Either larger ± (0.3 % + 1 digit) or ± 2 °C of the indicated value

Note: ± 3 °C for -100 to 0 °C and ± 4 °C for -200 to -100 °C

No specification for 400 °C or lower for B thermocouple

* In standard environment conditions (23 ± 10 °C)

Thermocouples of U and L:

Either larger ± (0.3 % + 1 digit) or ± 4 °C of the indicated value

± 6 °C for 0 °C or lower

WRe 5-26

Either larger ± (0.6 % + 1 digit) or ± 4 °C of the indicated value

PR 40-20

± 9.4 °C ± 1 digit No accuracy specified for lower than 800 °C

PL II

Either larger ± (0.3 % + 1 digit) or ± 2 °C of the indicated value

R.T.D.

Either larger ± (0.3 % + 1 digit) or ± 0.9 °C of the indicated value

* In standard environment conditions (23 ± 10 °C)

Voltage

± 0.3 % ± 1 digit of FS * In standard environment conditions (23 ± 10 °

C)

Only 0-10mV, ± 0.5 % ± 1 digit of FS

Current

± 0.3 % ± 1 digit of FS * In standard environment conditions (23 ± 10 °

C)

Setting method

Set all parameters with the front keys.

Lock

functions

Normal screen lock setting, Pattern No. setting mode lock setting, Alarm temperature setting mode lock setti

ng, PID setting mode lock setting ,26 kinds.

Control/

output

Control type

Select from ON/OFF control, PID control .

Power ON

Relay contact output, SSR drive voltage output Approx. 4 sec output 0%.

4～20mA DC output Approx. 4 sec. 1mA output

PV abnormal

Relay contact output, SSR drive voltage output : output: 0% output (output OFF)

4～20mA DC : output: 0%

Standards

Relay contact output : contact specification 1a contact capacity 250VAC 3A(resistance load).

SSR drive voltage output: OFF time; 0V DC ON time; 12V DC Loaded resistance over 600Ω.

(It may vary according to a calculation with SSR inner resistance.)

4～20mA DC output: Output current 4～20mA DC Loaded resistance below 600Ω.

Output range:DC2.4～21.6mA

Communication

Loader

communication

Communication specification : TTL level

Network: point to point (１ vs 1 station）

Communication distance : Use TOHO loader cable.

Address : 1 - 99 stations

Program sect

ion

No. of patterns

No. of steps

No. of patterns 15max

No. of steps 99max * The maximum No. varies depending on the selected

Step time

0 to 99 hours 59 minutes

Time accuracy

(0.5% + 0.5 seconds) of setting time

running times

0 - 99 times (0 for infinite number)

wait

Wait zone : 0.0 to 999.9C Wait time : 0 to 99 hours 59 minutes

Option

Event output

Relay contact output : contact specification 1a contact capacity 250VAC 1A(resistance load).

No-voltage contac

t input

OFF time voltage: 6V DC ON time current: 6mA DC

Minimum input time: 200mSEC and over

Communication

Communication specification : RS-485

network : Multidrop(1:31)

Communication distance : 500 m

Address : 1 - 99 stations * For MODBUS setting, 1 - 247 stations

Toho-electronics TTM-339 Manual de usuario Pagina 30

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Toho-electronics TTM-339 Manual de usuario Pagina 30

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