PR electronics 3101 - Page 13

3100V106-UK 13
Response time
Selectable
HART read only
mode
HART mode
< 30 ms < 300 ms < 60 ms 0.06...60 s
3101
 
3102
 
3111
 
3112
 
3113
 
3331
 
3333
 
3337
 
Incorrect DIP-sw setting identification:
Supplied . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0 V / 0 mA output; LED 0.5 s / 1 Hz
Loop-powered . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3.5 mA output
Accuracy
Device Input Basic accuracy General accuracy Temperature coefficient
3112, 3113,
3331, 3337
Pt100 ≤ 0.1°C
≤ ± 0.05%
of span
0.02°C/°C (basic) or
≤ ± 0.01% of span / °C
3111, 3113,
3331, 3337
TC ≤ 0.5°C
0.1°C/°C (basic) or
≤ ± 0.01% of span / °C
3102, 3333 Pt100 ≤ 0.2°C
≤ ± 0.1% of
span
0.02°C/°C (basic) or
≤ ± 0.01% of span / °C
3101 TC ≤ 1°C
0.1°C/°C (basic) or
≤ ± 0.01% of span / °C
EMC immunity influence . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . < ±0.5% of span
Extended EMC immunity:
NAMUR NE 21 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . < ±1% of span
Input specifications:
Specifications for Pt100 input:
Temperature range, Pt100 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -200...+850°C - IEC 60751
Min. measuring range (span) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10°C
Sensor current . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . < 150 mA
Sensor cable resistance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . < 50 W per wire
Eect of sensor cable resistance, 3- / 4-wire . . . . . . . . . . . . . . . . . . . < 0.002 Ω / Ω
Sensor error detection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Yes - selectable via DIP-switch
Broken sensor detection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . > 800 Ω
Shorted sensor detection. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . < 18 Ω
Specifications for TC input:
Temperature range, TC J. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -100...+1200°C - IEC 60584-1
Min. measuring range (span) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50°C
Temperature range, TC K . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -180...+1372°C - IEC 60584-1
Min. measuring range (span) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50°C
Sensor cable resistance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . < 5 kΩ per wire
Cold junction compensation (CJC) accuracy:
Accuracy @ external Pt100 . . . . . . . . . . . . . . . . . . . . . . . . . . . . Better than ±0.15°C
Accuracy @ internal CJC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Better than ±2.5°C