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1. OVERVIEW
This user's manual provides the specifications, handling, part names and
others of the following temperature control modules used with the MELSEC-Q
series CPU modules.
•
Q64TCTT temperature control module
•
Q64TCTTBW temperature control module with wire break detection feature
2. SPECIFICATIONS
The specifications of the Q64TCTT(BW) are indicated below.
2.1 Performance Specifications
Specifications
Item
Q64TCTT
Q64TCTTBW
Control output
Transistor output
Number of temperature input points
4 channels/module
Usable thermocouple
Refer to Section 2.2
Ambient
temperature:
25°C ±5°C
Input range width × (±0.3%)
Accuracy
Ambient
temperature:
0°C to 55°C
Input range width × (±0.7%)
Ambient
temperature:
0°C to 55°C
Within ±1.0°C
Ambient
temperature:
-100°C to -150°C
Within ±2.0°C
Cold junction
temperature
compensatio
n accuracy
Ambient
temperature:
-150°C to -200°C
Within ±3.0°C
Sampling period
0.5s/4 channels
(constant independently of the number of channels used)
Control output period
1 to 100s
Input impedance
1M
Input filter
0 to 100s (0: Input filter OFF)
Sensor correction value setting
-50.00 to 50.00%
Operation at sensor input wire
break
Upscale processing
Temperature control system
PID ON/OFF pulse or 2-position control
PID constant setting
Setting by auto tuning enabled
Proportional band
(P)
0.0 to 1000.0% (0: 2-position control)
Integral time (I)
1 to 3600s
PID constant
range
Differential time (D)
0 to 3600s (Set 0 for PI control.)
Set value setting range
Temperature range set with the thermocouple used
Dead zone setting range
0.1 to 10.0%
