| 
				 Model  | 
			
				 SM331 8AI  | 
		
| 
				 Product Description  | 
			
				 8AI; Full-function temperature measurement modules; Resolution:16bits; Short-circuit protection ;High immunity;stable  | 
		
| 
				 Power consumption  | 
		|
| 
				 ·Rate value  | 
			
				 24V DC  | 
		
| 
				 ·From backplane bus current consumption  | 
			
				 100mA  | 
		
| 
				 ·From L+  | 
			
				 25mA  | 
		
| 
				 ·Power loss  | 
			
				 1W  | 
		
| 
				 The power of transmitter  | 
			
				 
  | 
		
| 
				 ·Supply current  | 
			
				 Per channel (Max):60mA  | 
		
| 
				 ·short-circuit protection  | 
			
				 Yes  | 
		
| 
				 Number of analog inputs  | 
			
				 8  | 
		
| 
				 Cable Length (Shielded)  | 
			
				 200m Max.For 80mV:50m  | 
		
| 
				 Input type and input range  | 
			
				 
  | 
		
| 
				 ·voltage  | 
			
				 ±80mV, ±250mV, ±500mV,±1V, ±2.5V ±5V,1~5V, ±10V  | 
		
| 
				 ·current(4wire)  | 
			
				 ±3.2mA, ±10mA, ±20mA, 4~20mA  | 
		
| 
				 ·current(2wire)  | 
			
				 4~20mA  | 
		
| 
				 ·tesistance  | 
			
				 600Ω, 300Ω, 150Ω,  | 
		
| 
				 ·thermocouple  | 
			
				 K,J,N,E,L  | 
		
| 
				 ·RTD  | 
			
				 Pt100,Ni100  | 
		
| 
				 A/D resolution  | 
			
				 16bits  | 
		
| 
				 Basic conversion time(per channel)  | 
			
				 0.5ms/12.5ms/25ms/50ms  | 
		
| 
				 Interference frequency suppression  | 
			
				 400/60/50/10Hz  | 
		
| 
				 Tolerance(Over entire temperature range)  | 
		|
| 
				 ·Voltage  | 
			
				 ±0.6%  | 
		
| 
				 ·Current  | 
			
				 ±0.6%  | 
		
| 
				 ·resistance  | 
			
				 ±0.6%  | 
		
| 
				 ·temperature  | 
			
				 ±1℃  | 
		
| 
				 Interrupts  | 
		|
| 
				 Diagnostic interrupt  | 
			
				 Per group Yes,Configurable  | 
		
| 
				 Limit-value interrupt  | 
			
				 Yes,Configurable  | 
		
| 
				 Isolation tested for contact  | 
		|
| 
				 ·Between channels  | 
			
				 None  | 
		
| 
				 ·Between channels and backplane bu  | 
			
				 Yes  | 
		
| 
				 Front connector  | 
			
				 20-pin  | 
		
| 
				 Dimensions(W x H x D)(mm)  | 
			
				 40×125×120  | 
		
| 
				 Order Number  | 
			
				 331-7KF02-0AB0  |