DevicesEnergy meterSchneider

ComPact NSX

The Schneider ComPact NSX is a circuit breaker that can also measure energy. To communicate with the SmartgridOne Controller, it must be equipped with a MicroLogic 5, 6, or 7 trip unit.

Supported Devices

We support the ComPact NSX range with Electronic Trip Units. Choose the driver that matches your device's Modbus profile.

Device Type	Modbus TCP (Ethernet)	RS485
ComPact NSXe	✅	✅
ComPact NSXs	✅	✅

Caution

Important: Check your Trip Unit This driver only works if your breaker has a trip unit.

Sagemcom

Sagemcom Energy Meters

IEM 2100 Series

Schneider-Electric IEM 2100 Series Energy Meters

For correct RS485 wiring: Follow the guidelines for RS485 wiring.
If the wiring shown in the table below is incorrect, please let us know.
There is no general consensus in the industry about the usage of A and B for the RS485 polarity, so it may be counterintuitive and opposite of what you might expect for some devices.

Device	SmartgridOne Controller model OM1	SmartgridOne Controller model IG8	RS485-USB converter	RS485-Ethernet converter
D1 (+)	RS485 A	RS485_POS	RS485 A	TX+
D0 (-)	RS485 B	RS485_NEG	RS485 B	TX-
0V	RS GND	GND	Not available	G

Parameter	Value
IP Address	Select a free IP (e.g. 192.168.1.50)
Subnet Mask	255.255.255.0
Gateway	Your Router's IP (e.g. 192.168.1.1)
Port	502

ComPact NSX | SmartgridOne Documentation

ComPact NSX

Supported Devices

Caution

On this page

Wiring

Caution

Step 1: The "NSX Cord"

Step 2: Choose your Interface Module

Option A: Modbus RTU (RS485)

RS485 Wiring

Option B: Ethernet (Modbus TCP)

Configuration

1. Check the Trip Unit

2. Configure Modbus RTU (IFM Module)

3. Configure Modbus TCP (IFE Module)