Lenze E82ZAFIC010 - Manual (Page 20)

Installation
Electrical installation
Wiring with a host (master)
5
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20 EDS82ZAFIC EN 2.0
5.2.2 Wiring with a host (master)
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E82ZAFICxxx
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E82ZAFICxxx
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E82ZAFICxxx
400 m 400 m
1
2 2 2
3 3 3
E82ZAFI008
No. Element Description
1 Host E.g. PC or PLC with INTERBUS master interface module
2 Bus cable Connects the INTERBUS master interface module to the function modules.
3 INTERBUS slave Applicable standard device ( ^ 10) with function module.
l Set DIP switch S1 ( ^ 29):
– Setting for the last node = OFF
– Setting for all other nodes = ON
Specification of the transmission cable
General characteristics
Cable type Sold by the meter,
(e.g. PHOENIX CONTACT: IBS RBC Meter−T, Order No. 28 06 28 6)
Number of conductors 3 × 2, twisted pairs, with shared shield
Conductor cross−section > 0.2 mm 2
DC cable resistance < 96 W/km
Impedance (characteristic) l 120 W ± 20 % (f = 64 kHz)
l 100 W ±15 W (f > 1 MHz)
Capacitance per unit length < 60 nF/km (f = 800 Hz)