User manual

Detailed descriptions of I/O modules | Analogue input module UR20-4AI-TC-DIAG
208 1432790000/03/02.2014Manual u-remote
TechnicaldataUR20-4AI-TC-DIAG(OrderNo.1315710000)
System data
Data
Process, parameter and diagnostic data depend on the coupler used,
see the table in Section 4.10.
Interface
u-remote system bus
System bus transfer rate
48 Mbps
Inputs
Number
4
Sensor types
J, K, T, B, N, E, R, S, L, U, C, mV
Resolution
16 bits
Accuracy
10µV + 0.1 % of voltage measurement range (without cold-junction compensation error)
Sensor connection
2-wire
Cold-junction compensation
Internal and external (Pt1000), int. accuracy ≤ 3 K
Temperature coefficient
±50ppm/K max.
Temperaturerange
-200°C ... +2315°C
Conversion time
36 ... 240ms, adjustable
Internal resistance
> 1 MΩ
Reverse polarity protection
yes
Modulediagnosis
yes
Individualchanneldiagnosis
yes
Supply
Supplyvoltage
24V DC +20 %/-15 %
Currentconsumption(I
IN
inthepowersegmentofthefield-bus
coupler),typ.
8mA
Currentconsumption(I
IN
intherespectivepowersegment)
20mA (input current path)
General data
Weight
86g
Foradditionalgeneraldata,seeSection3.4