Activity LED (ACT)

LED indicator:

Colour:

Operation mode:

Functional description:

ACT / Activity

Green

Normal operation

LED flashes 2 times per second.

Recovery mode

After successfully completing the firmware microcode update, the LED flashes 4 times per second.

Error LED (ERR)

LED indicator:

Colour:

Operation mode:

Functional description:

ERR / Error

Red

Normal operation

Extinguished - there is no error

Firmware update mode

Lights up 2 times per second

Ethernet connection

LED indicators:

Function:

Colour:

Functional description:

LED

Ethernet is connected

Yellow

Yellow LED flashes when there is network activity.

LED

100 Mbit

Green

Green LED lights when there is a 100 Mbit connection.

LED Status display of the integrated relays

If your web-based monitoring system is equipped with 12V switching relays and / or bistable relays (depending on the model), the switching status also signaled by LED indicator.

LED indicators:

Colour:

Functional description:

E1, E2

Orange

Constant lighting - relay is / are switched on

No lighting - relay is / are switched off

CAN LED

The CAN LED shows the status of CAN bus (Controller Area Network) of the remote monitoring units of the model series 100/300/400/500/600/700.

Notes: 

The Monitoring System 50 is not equipped with a CAN bus port for CAN sensors and / or CAN units. Please note that the CAN bus must be activated in the web interface of your remote monitoring device! Otherwise, no CAN sensors and no CAN expansion units are detected.

LED indicator:

Colour:

Operation mode:

Functional description:

CAN / CAN Status

Green

Normal CAN operation

Flashes slowly - no CAN sensors or CAN units connected

Flashes quickly - the configuration of the CAN bus was started

Lights up constantly - CAN sensors & CAN units correctly connected

Status display of internal GSM or LTE modem

If your IP-based remote monitoring unit is equipped with an internal 3G or 4G LTE modem, the operational readiness is indicated via LED light signals.

LED indicator:

Colour:

Operation mode:

Functional description:

Modem Status LED

Green

Lights up permanently

The 3G or 4G modem searches for a cellular network

200ms ON, 200ms OFF

Data transfer;
The 4G modem is in an LTE network;

800ms ON, 800ms OFF

Das Modem befindet sich in einem 2G / 3G-Mobilfunknetz

LED OFF

The 3G or LTE modem is switched off.
The 3G or LTE modem is in power saving mode

Status display 1-wire module

On request, the IT monitoring devices can be equipped with the 1-wire module. Connect an RFID card reader for access control or several 1-wire sensors to this module.

LED Light

Colour:

Functional description:

1-Wire module status

Green

Lights up constantly - 1-wire board activated and full functional

LED does not light up - 1 module has been deactivated in the webGUI

LED status display of RS-485 Modbus RTU module

If your remote monitoring and control unit is equipped with the Modbus module or the Modbus adapter, the status of the Modbus RS-485 connection also signaled by LED light.

LED Light:

Colour:

Functional description:

Modbus RTU RS-485 status

Red/ Green

Red - Modbus data transmission

Green - data received from Modbus device

LED does not light up - Modbus RS-485 RTU module is deactivated