Chapter3 Specifications; Performance Specifications - Mitsubishi MELSEC-Q Series User Manual

3
SPECIFICATIONS
CHAPTER3
3.1

Performance Specifications

The following are the performance specifications of the Q68TD-G-H01.
(1) Performance specification list
Item
Number of channels
Temperature
conversion
Output
value
Scaling value
Standard with which
thermocouple conforms
Usable thermocouples
and conversion
accuracies
Cold junction
temperature
compensation accuracy
Accuracy
Resolution
Conversion speed
Number of analog input
points
Isolation specifications
Disconnection detection
Maximum number of
writes for Flash memory
Number of I/O points
occupied
External wiring
connection system
Applicable wire size
External device
connection connector
(option)
Internal current
consumption (5 VDC)
3
- 1 3.1 Performance Specifications
SPECIFICATIONS
Table 3.1 List of performance specifications
JIS C1602-1995,IEC 60584-1(1995),IEC 60584-2(1982)
8 channels + cold junction temperature compensation channel/module
Specific isolated area
Between thermocouple input and
programmable controller power supply
Between thermocouple input channels
Between cold junction temperature
compensation channel and
programmable controller power supply
Specifications
8 channels
16-bit signed binary (-2700 to 18200)
16-bit signed binary
Refer to (2)
1.0
Depends on the formula listed in *1
B,R,S,N : 0.3 K,E,J,T : 0.1
320ms/8 channels *2
Isolation
method
Transformer
500VACrms for 1min.
isolation
Transformer
1000VACrms for 1min.
isolation
No insulation
Not available *3
50,000
16 points (I/O assignment:Intelligent 16 points)
40-pin connector
2
0.3mm (AWG#22) or less
A6CON4
0.49A
Dielectric
Isolation
withstand
resistance
voltage
500VDC 10M
-
or more
-