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Safety Instructions and Warranty Terms 4

Manual econ sens+ Version 1.40

S0-pulse outputs

Imp - : Pulse output (Open Collector, NPN) for generated energy

Imp + : Pulse output (Open Collector, NPN) for consumed energy

GND : Common ground for Imp – und Imp +

Overview RS485 model

Figure 2 shows the layout of the econ sens+ connections (RS485)

RS485 model (Modbus RTU):

A : data line B Modbus RTU

B : data line A Modbus RTU

GND : Common ground for data line A and B.

Voltage path connections

L1, L2, L3: Terminals for phases L1, L2 and L3

PE: Terminals for the PE conductor

Ext: “Extension” terminal. Is bridged with terminal L2

Current path connections

I1, I2, I3: Connection socket (RJ11) of the econ sens+ coils for current measurement

To avoid damage to the econ sens+, the maximum torque for tightening the

terminals is < 2.5 Nm.

Figure 2: econ sens + connections (RS485)

RS-485

Modbus RTU-

interface

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Custom Sensors CCD8000 Wartungshandbuch Seite 7