PR electronics 3114, Manual, Page: 18 / 36

16
3114V101-UK
RtD, linear resistance and potentiometer input:
Input for RTD types:
Pt10, Pt20, Pt50, Pt100, Pt200, Pt250, Pt300, Pt400, Pt500, Pt1000
Ni50, Ni100, Ni120, Ni1000
Cable resistance per wire (max.), RTD ........ 50
Ω
Sensor current, RTD .................................... Nom. 0.2 mA
Effect of sensor cable resistance
(3- / 4-wire), RTD ......................................... < 0.002
Ω
/
Ω
Sensor error detection, RTD ....................... Yes
Short circuit detection, RTD ........................ < 15
Ω
tC input:
Cold junction compensation (CJC)
via internal CJC sensor ........................... ±(2.0°C + 0.4°C *
Δ
t)
Δ
t = internal temperature - ambient temperature
Sensor error detection, all TC types ........... Yes
Sensor error current:
when detecting ....................................... Nom. 2 μA
else .......................................................... 0 μA
Input
type
Min.
value
Max.
value Standard
Pt100
Ni100
Lin. R
Potentiometer
-200°C
-60°C
0
Ω
10
Ω
+850°C
+250°C
10000
Ω
100 k
Ω
IEC60751
DIN 43760
-
-
Type
Min.
value
Max.
value Standard
B
E
J
K
L
N
R
S
T
U
W3
W5
LR
0°C
-100°C
-100°C
-180°C
-200°C
-180°C
-50°C
-50°C
-200°C
-200°C
0°C
0°C
-200°C
+1820°C
+1000°C
+1200°C
+1372°C
+900°C
+1300°C
+1760°C
+1760°C
+400°C
+600°C
+2300°C
+2300°C
+800°C
IEC 60584-1
IEC 60584-1
IEC 60584-1
IEC 60584-1
DIN 43710
IEC 60584-1
IEC 60584-1
IEC 60584-1
IEC 60584-1
DIN 43710
ASTM E988-90
ASTM E988-90
GOST 3044-84