CT-3808: 8 CHANNELS ANALOG INPUT THERMOCOUPLE

Product Feature:

  • The module supports 8-channel thermocouple signal acquisition
  • The module carries 8 analog LED indicators
  • The module supports 9 kinds of conventional thermocouple temperature measurement type
  • The internal bus of the module and field input adopts magnetic isolation
  • The module input channel supports TVS overvoltage protection
  • 24-bit ADC resolution (Σ-δ type)

Product Details

  • The module supports 8-channel thermocouple signal acquisition
  • The module carries 8 analog LED indicators
  • The module supports 9 kinds of conventional thermocouple temperature measurement type
  • The internal bus of the module and field input adopts magnetic isolation
  • The module input channel supports TVS overvoltage protection
  • 24-bit ADC resolution (Σ-δ type)

Technical Parameters

GEneral parameters
Power
Max.60mA@5.0Vdc
Isolation
I/O to internal bus: opto-couple isolation (2.5KVrms)
Field Power
Not used
Wiring
I/O wiring: Max.1.5mm2(AWG 16)
Mounting Type
35mmDIN-Rail
Size
115*14*75mm
Weight
65 g
Environment Specification
Operational Temperature
-40~85℃
Operational Humidity
5%-95% RH(No Condensation)
Protection Class
IP20
Input parameters
Channel Number
8 channels
LED Indicator
8 input LED indicators
Sensor Type
J / K/ E / T / S / R / B / N / C type thermocouples
M/S/F:Working Mode
Modbus Master, Slave, Transparent Transmission
Acquisition precision
±0.3% Full Scale，@25℃ / ±0.5% Full Scale，@-40~85℃
Sampling rate
20 ms / 1 channel
Sampling Rate
70ms/4 channel
Measuring Range℃
J Type
-210~1200℃
K Type
-270~1370℃
E Type
-270~1000℃
T Type
-270~400℃
S Type
-50~1760℃
R Type
-50~1760℃
B Type
0~1820℃
N Type
-270~1300℃
C Type
0~2320℃
Data Format
16-Bit Signed Integer (Integer)
Diagnostic Function -32767
No thermocouple model selected (that is, the channel is disabled)
Diagnostic Function – 32766
open circuit disconnection
Diagnostic Function – 32767
Temperature overflow
Diagnostic Function – 32768
Temperature underflow
Shopping Basket