Lamtec LT3, Quick Reference, Page: 72 / 80

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8 Options
8.5.5 External Connection
NOTICE
It is prohibited to use the terminals!
Recommendation for line lengths and line cross-sections of the LAMTEC SYSTEM
BUS:
• 0 - 40 m 2 x 2 x 0.34 mm
2
, cabled in pairs with screening, impedance 120

• 40 - 300 m 2 x 2 x 0.5 mm
2
, cabled in pairs with screening, impedance 120

• 300 - 500 m 2 x 2 x 0.75 mm
2
, cabled in pairs with screening, impedance 120

Example cable type for fixed installation:
• LAPP cable 2170267 (LAMTEC article no.: 05L05 2 x 2 x 0.5).
• HELU cable 800685.
8.6 LSB Module for Calculating Combustion Efficiency
Setting of LSB address not necessary.
Terminals may not be connected!
1 CAN/LSB
2 DC power supply
(safety extra low voltage)
Terminals may not be connected!