PMA STB50, Operating Manual, Page: 33 / 50

STB50 33
2.7 Electrical installation
The device may only be installed by an electrician. Compliance with the
national and international regulations for installation of electrical and
electronic systems applicable in the respective country of use is
mandatory.
Pt100 input:
The resistance of 4
Ω per line must not be exceeded.
The corresponding line length for copper cable is specified in the table.
The values must be calculated for other line materials and cross-sections.
Maximum line length for copper lines
Line cross-section Maximum line length
0.14 mm² 32 m
0.25 mm² 58 m
0.5 mm² 116 m
0.75 mm² 174 m
1 mm² 232 m
1.5 mm² 348 m
DANGER