Maintenance and inspection, Toho electronics inc – TOHO ELECTRONICS TTM-P9 User Manual

Page 16

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9.2 Rating and performance

Thermocouple

Selection of thermocouples K, J, and R

When a wire is disconnected: Indicated as "

"

Sampling period

0.5 seconds

Input

Indication accuracy

Measured value ±(0.3% + 1 digit) or ±2°C, whichever is larger
(Ambient temperature: 23°C ±10°C

Relay output

Contact type: 1a contact
Contact capacity: 250 VAC, 3 A (resistance load)
Minimum load: 5 VDC, 100 mA

Output Rating

SSR output

Output voltage: 0 VDC/12 VDC
Output voltage accuracy: ±1 V (Ambient temperature: 0 to 50°C)

Load resistance: 600

or more

Time signal/alarm output

Contact type: 1a contact
Contact capacity: 250 VAC, 2.4 A (resistance load)
Minimum load: 5 VDC, 10 mA

Operation signal

Contact type: 1a contact
Contact capacity: 250 VAC, 2.4 A (resistance load)
Minimum load: 5 VDC, 10 mA

DI (external input)

Minimum input time: 500 ms
OFF voltage: Max. 6 VDC
ON current: Max. 6 mA
Allowable resistance between terminals:

ON: Max. 333

OFF: Min. 500 K

Timer accuracy

Setting time ±(1.5% + 0.5 seconds)

PV display

TTM-P4: 4-digit 7-segment LED (green), character height 10 mm
TTM-P9: 4-digit 7-segment LED (green), character height 14 mm

SV display

4-digit 7-segment LED (red), character height 8 mm

Display

Lamp

RUN, OUT, SET, and AL: Red LED


10. Maintenance and Inspection


10.1 Error indication:

: Memory error (Abnormality of EEPROM)

: A/D conversion error (Abnormality of A/D conversion)

: Automatic tuning error


TOHO ELECTRONICS INC.

Head Office:

1-13-21 Tanashioda Sagamihara Kanagawa 229-1125 Japan

Tel:

+81-42-777-3311

Fax:

+81-42-777-3751

Web. Site:

http://www.toho-inc.com

E-Mail:

[email protected]


47-5811

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