Maintenance and inspection, Toho electronics inc – TOHO ELECTRONICS TTM-P9 User Manual
Page 16
![background image](/manuals/373630/16/background.png)
15
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
Ω
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
Ω
OFF: Min. 500 K
Ω
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:
47-5811