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51
promesstec GmbH
I Niedersachsenstraße 4 I D- 48465 Schüttorf I Tel.:+49 (0)5923/ 90 229 0 I Fax:+49 (0)5923/ 90 229 29
E-Mail: [email protected] I Internet: www.promesstec.com
Accuracy, the greater of general and basic values:
General values
Input type
Absolute accuracy
Temperature coefficient
All
≤ ± 0,1% of span
≤ ±0,01% of span / °C
Basic values
Type
Basic accuracy
Temperature coefficient
mA
≤ ± 4µA
≤ ± 0,4µA /°C
Volt
≤ ± 20µV
≤ ± 2µV /°C
Pt100
≤ ± 0,2°C
≤ ± 0,01°C /°C
Linear resistance
≤ ± 0,1Ω
≤ ± 0,01Ω /°C
Potentiometer
≤ ± 0,1Ω
≤ ± 0,01Ω /°C
TC type:
E, J, K, L, N, T, U
≤ ± 1°C
≤ ± 0,05°C /°C
TC type:
R, S, W3, W5, LR
≤ ± 2°C
≤ ± 0,2°C /°C
TC type: B
85…200°C
≤ ± 4°C
≤ ± 0,4°C /°C
TC type: B
200…1820°C
≤ ± 2°C
≤ ± 0,2°C /°C
EMC
– Immunity Influence
<
±
0,5% pf span
Extended EMC Immunity:
NAMUR E 21, A criterion, burst
<
±
1% of span
Input specifications
RTD-, linear resistance- and potentiometer input
Input for RTD-types:
Pt10, Pt20, Pt50, Pt100, Pt200, PT250, Pt300, Pt400, Pt500, Pt1000
Ni50, Ni100, Ni120, Ni1000, Cu10, Cu20, Cu50, Cu100
Input type
Min. value
Max. value
Standard
Pt10…Pt1000
-200°C
+850°C
IEC 60751
Ni50…Ni1000
-60°C
+250°C
DIN 43760
Cu10…Cu100
-200°C
+260°C
=0.00427
Lin.R
0Ω
10000Ω
-
Potetiometer
10Ω
100kΩ
-
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 ciruit detection, RTD. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
< 15 Ω