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2. PERFORMANCE SPECIFICATIONS
The following are the performance specifications of the Q68TD-G-H01.
(1) Performance specification list
Table 2.1 List of performance specifications
Item
Specifications
Number of channels
8 channels
Output
Temperature
conversion value
16-bit signed binary (-2700 to 18200)
Scaling value
16-bit signed binary
Standard with which
thermocouple conforms
JIS C1602-1995,IEC 60584-1(1995),IEC60584-2(1982)
Usable thermocouples and
conversion accuracies *1
Refer to (2)
Cold junction temperature
compensation accuracy *1
1.0
Accuracy *1
Depends on the formula listed in *2
Resolution
B,R,S,N : 0.3
K,E,J,T : 0.1
Conversion speed *3
320ms/8 channels
Sampling period *4
320ms/8 channels
Number of analog input points
8 ch cold junction temperature compensation channel/module
Isolation specifications
Disconnection detection
Not available *5
Maximum number of writes for
Flash memory
50,000
Number of I/O points occupied
16 points (I/O assignment:Intelligent 16 points)
External wiring connection
system
40-pin connector
Applicable wire size
0.3mm
2
(AWG#22) or less
External device connection
connector (option)
A6CON4
Internal current consumption
(5 VDC)
0.49A
Weight
0.18kg
External dimensions
98(H)
27.4(W)
90(D)mm
Specific isolated area
Isolation
method
Dielectric
withstand
voltage
Isolation
resistance
Between thermocouple
input and programmable
controller power supply
Transformer
isolation
500VACrms
for 1min.
500VDC
10M
or more
Between thermocouple
input channels
Transformer
isolation
1000VACrms
for 1min.
Between cold junction
temperature compensation
channel and programmable
controller power supply
No insulation
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