Temperature Acquisition Module 16-Channel Analog Isolated Thermocouple Acquisition

Analog Input

Input Channels

16-channel differential analog input

Input Type

Thermocouple

Measurement Range

Type K Thermocouple

-40～1300℃

Type J Thermocouple

0～1200℃

Type T Thermocouple

-200～400℃

Type E Thermocouple

0～1000℃

Type R Thermocouple

0～1700℃

Type S Thermocouple

0～1768℃

Type B Thermocouple

250～1800℃

Type N Thermocouple

0～1300℃

WRe5-WRe20 Type A Thermocouple

0～2500℃

WRe5-WRe26 Type C Thermocouple

0～2310℃

WRe3-WRe25 Type D Thermocouple

0～2315℃

Sampling RateNote 1

Sampling rate per channel for the first 8 channels = 16 SPS / (number of enabled channels in the first 8 channels) Note 2

Sampling rate per channel for the last 8 channels = 16 SPS / (number of enabled channels in the last 8 channels)

Resolution

16-bit, internal ADC uses a 24-bit chip.

Measurement Accuracy

±0.1%

Isolation Voltage

1500 VDC

Range Setting

All channels share the same range

Channel Break Detection

Supports break detection function; break status can be read via Modbus registers

Compensation Method

Cold junction compensation

Others

Communication Interface

RS485 and RS232

Baud Rate

1200~115200 bps

Data Communication RateNote 2

Maximum 180 times/second (single module, at 115200 bps)

Maximum 24 times/second (single module, at 9600 bps)

Maximum 3 times/second (single module, at 1200 bps)

Watchdog

Software watchdog

Power Supply Voltage

+10V～30V DC

Power Protection

Reverse power protection

Power Consumption

Rated 1W @ 24V DC

Operating Temperature

-10℃～＋70℃

Storage Temperature

-40℃～＋80℃