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Concept

Concept


Products: Twisted Pair Adapter
Functionalities: Hardware
Product version: 1.8, 1.9, 2.0, 2.1, 3.0, 3.1, 3.2, 3.3, 2022, 2023, 2024, 7.0, 7.1
12/18/2025

Twisted Pair Adapter Screw Terminals and Port

The Twisted Pair Adapter is equipped with the following connectors:

  • 4-position removable screw terminal block (Power input)

  • 2-position removable screw terminal block (NET)

  • RJ45 port labelled Ethernet 10/100

 
action_zoom_plus_stroke Screw terminals and port
Figure: Screw terminals and port
Screw terminals

The screw terminal blocks are used as follows:

  • 4-position, rear terminal block: Power input

  • 2-position, front terminal block: Twisted pair cable network (NET) connection

The screw terminal are wired and connected to an external power supply and a twisted pair cable network as described in the following table.

Recommended screw tightening torque: 0.56 Nm (5 lbf.in)

Table: Screw Terminals

Terminal number

Designation

Usage

Power input

1

L / +

Line (L) lead at 24 VAC, 50/60 Hz or positive (+) lead at 24-30 VDC.

2

N / –

Neutral (N) lead at 24 VAC, 50/60 Hz or negative (–) lead at 24-30 VDC.

Terminals 2, 3, and 4 are internally connected.

3

 
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Functional earth ground.

Terminals 2, 3, and 4 are internally connected.

4

 
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Functional earth ground.

Terminals 2, 3, and 4 are internally connected.

Twisted pair cable network (NET)

5

NET

Twisted pair cable network connection.

Polarity insensitive.

6

NET

Twisted pair cable network connection.

Polarity insensitive.

RJ45 port

The RJ45 port is a standard Ethernet 10/100BASE-TX interface that supports data rates of 10 or 100 Mbit/s. It complies with the IEEE 802.3 Ethernet standard and is used to connect the device to a SpaceLogic BACnet/IP controller or automation server. Actual data throughput may vary depending on the type and length of the transmission medium.

  • Twisted Pair Adapter
  • Wiring
  • Twisted Pair Adapter LEDs