Analog Input
Input Channels  6 
Input Type  RTD
Wire connection 2/3 wire 
RTD Type Pt100, Pt1000, Ni120, Cu100, Cu1000
Resolution 16-bit
Sampling Rate  12 samples/ second (Total)
Accuracy  +/-0.05%
-3dB BandWidth 15.7Hz
Zero drift +/-0.5μV/°C
Span drift +/-20μV/°C
Common Mode Rejection  150 dB
Normal Mode Rejection  100 dB
Voltage Input Impedance >1M Ohms
Open Wire Detection Yes
Individual Channel Configurable Yes
3-wire RTD lead resistance elimination Yes
Overvoltage Protection 120 VDC
Resistance Measurement 3.2 KΩ Max.
ESD Protection 4KV Contact for each terminal, and 8KV Air for random point
EFT Protection 4KV to Power, and 1KV to RS-485
Intra-module Isolation, Field to Logic  3000 VDC
Interface 
Interface  RS-485
Format N, 8, 1 (details)
Baud Rate 1200 ~ 115200bps
LED Display
1 LED as Power/ Communication indicator

Power
Input +10 ~ +30 VDC
Power Consumption 1.2 W
Environment
Operating temperature -25 to 75°C
Storage temperature -40 to 85°C
Humidity 5 to 95% RH, non-condensing 
 

Type Code RTD Type     Temperature Range °C        
20   Platinum 100, α= 0.00385   -100 ~ 100  
21   Platinum 100, α= 0.00385   0 ~ 100  
22   Platinum 100, α= 0.00385   0 ~ 200  
23   Platinum 100, α= 0.00385   0 ~ 600  
24   Platinum 100, α= 0.003916   -100 ~ 100  
25   Platinum 100, α= 0.003916   0 ~ 100  
26   Platinum 100, α= 0.003916   0 ~ 200  
27   Platinum 100, α= 0.003916   0 ~ 600  
28   Nickel 120   -80 ~ 100  
29   Nickel 120   0 ~ 100  
2A   Platinum 1000, α= 0.00385   -200 ~ 600  
2B   Cu 100 at 0°C,α= 0.00421   -20 ~ 150  
2C Cu 100 at 25°C,α= 0.00427   0 ~ 200  
2D Cu 1000 at 0°C,α= 0.00421   -20 ~ 150  
2E   Platinum 100, α= 0.00385   -200 ~ 200  
2F   Platinum 100, α= 0.003916   -200 ~ 200  
80 Platinum 100, α= 0.00385   -200 ~ 600   
81 Platinum 100, α= 0.003916   -200 ~ 600     
82 Cu 50 at 0°C -50 ~ 150
83 Nickel 100 -60 ~ 180