Inputs - ero electronic ELK Guía Del Usario

5.1. Inputs

A) THERMOCOUPLE
Type : B - L -J -K -N -R -S -T. °C/°F selectable.
External resistance: 100 Ω max, maximum error 0,1%
of span.
Cold junction: automatic compensation from 0 to
55°C.
Cold junction accuracy : > 30 to 1
Input impedance: > 1 MΩ
Calibration : according to IEC 584-1 and DIN 43710 -
1977.
STANDARD RANGES TABLE
TC Range (°C)
J -210 1200 °C -238
K -200 1372 °C -238
L -200 900 °C -238
R -50 1700 °C -58
B 0 1820 °C -32
N -200 1300 °C -238
T -200 400 °C -238
S -50 1768 °C -58
46
Range (°F)
2192 °F
2498 °F
1652 °F
3124 °F
3308 °F
2372 °F
752 °F
3214 °F
B) RTD
Type: PT100, 3-wire connection
Bulb current: 0.2 mA
Line resistance compensation: no error up to
22Ω /wire.
Standard range: from –200 to 850 °C (–238
to 1562 °F)
C) LINEAR INPUTS
Read-out: programmable from -1999 to +9999.
Decimal point: programmable in any position
STANDARD RANGE TABLE
Minimum Maximum
0 60
12 60
0 10
2 10
0 20
4 20
D) LOGIC INPUT
Type: contact closure
Contact open : > 500 Ω
Contact closed : < 200 Ω
Part number HA028438. Issue 3.0.
unit Impedance
mV > 1MΩ
mV > 1MΩ
mV > 100 kΩ
mV > 100 kΩ
mA < 3 Ω
mA < 3 Ω
Oct-05