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Outdoor signal converter to RS-485, from SpaceEcho

EchoHub Combine Unit

An IP67 outdoor converter that turns 0–10 V, 4–20 mA or SDI-12 sensor signals into RS-485, for the ECHO-Gateway and EchoHub-485.

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The EchoHub Combine Unit is an outdoor signal converter. Depending on the model, it takes sensors with 0–10 V, 4–20 mA or SDI-12 signals and combines them into a single RS-485 output. That output works with the ECHO-Gateway v4 and the EchoHub-485, so these sensors can join a SpaceEcho station.

Features

Signal conversion to RS-485
Converts 0–10 V, 4–20 mA or SDI-12 signals, depending on the model.
One output
Combines its channels into a single RS-485 output.
Works with the gateway and the hub
Connects to the ECHO-Gateway or to an EchoHub-485.
Long-distance communication
The RS-485 output suits long cable runs.
IP67 outdoor enclosure
Sealed against dust and water, for installation outdoors.
4 or 8 channels
Choose the model that fits the site.
Daisy-chain
RS-485 input and output ports.
Status at a glance
LEDs show power, input port, output port and channel connection.
Protected supply
12–36 V DC input with reverse polarity, under-voltage and over-voltage protection.

Supported sensors

  • Sensors with a 0–10 V analog voltage output
  • Sensors with a 4–20 mA analog current output
  • Sensors with an SDI-12 output

Specifications

Sensor inputs0–10 V, 4–20 mA or SDI-12, by model
Channels4 or 8, by model
Channel supply12 V
Output protocolRS-485
I/O ports2
TopologyDaisy-chain
Port supply12 V
Input voltage12–36 V DC
ProtectionReverse polarity, under-voltage, over-voltage
Ingress protectionIP67
Operating temperature−20–80 °C
LED indicatorsPower, input port, output port, channel connection
Dimensions300 × 180 × 80 mm
Weight500 g
MaterialABS

Related products

Product ECHO-Gateway v4 SpaceEcho's flagship IoT gateway and data logger: 4G and Ethernet with automatic failover, no data lost in an outage, and up to 32 sensor ports with 4 EchoHub-485 units. Learn more

Product EchoHub-485 An IP67 RS-485 hub that gives the ECHO-Gateway 8 sensor ports, and up to 32 ports with 4 daisy-chained hubs. It can stand far from the gateway, at the sensors. Learn more

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Frequently asked questions

Which signals can it convert?

Depending on the model, it converts 0–10 V, 4–20 mA or SDI-12 signals to RS-485.

What does it connect to?

Its RS-485 output works with the ECHO-Gateway and the EchoHub-485.

Can it be installed outdoors?

Yes. The enclosure is rated IP67.

What power does it need?

It takes 12–36 V DC, and supplies 12 V to its ports and channels.

Request a Quote

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Send us what you are monitoring and where. An engineer will read it and reply — not a sales form letter.
  • A site survey before anything is specified
  • Installation, commissioning and operator training
  • EchoCloud access from the day the station reports

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