SREL.ADV, SREL.W, SREL.G2, SREL.W.G2 - SmartRelay, SmartRelay G2

  • SmartRelais Advanced G1 (SREL.ADV)
  • SmartRelais White G1 (SREL.W)
  • SmartRelais G2 (SREL.G2)
  • SmartRelais G2 White (SREL.W.G2)

Name

Symbol

Description

Power supply unit

+

Either positive terminal when connected to a direct current (5 to 24 V DC) or one of the two alternative current connections (12 V AC)

Power supply unit

-

Either minus terminal when connected to a direct current (5 to 24 V DC) or the second alternative current connections (12 V AC)

Battery

Connector for a battery when operated without a power supply unit; order code for battery, including SREL.BAT connector

Relay NC

Normally closed contact in the relay changeover contact. This contact is closed against Relay COM when not connected

Relay COM

Common contact in the relay changeover contact. This contact is wired either against an NC relay (break contact) or against a NO relay (closing contact)

NO relay

Normally open contact in the relay changeover contact. This contact is closed against Relay COM when not connected

External antennas

BROWN

WHITE

GREEN

GREY

YELLOW

 

BN

WH

GN

GY

YL

Connection for colour-coded cables in an external antenna (order code: SREL.AV)

brown/white/green/yellow

RS-485COM

RS-485A

RS-485-B

C

A

B

Bus connection for external modules

+ Vaux

+V

Type 3.0 - 5.0 V +/- 0.5 V for external LED or buzzer, max. 10 mA

LED / buzzer / input

F3

Multi-function connection

Serial 1 / Input 2

F2

Multi-function connection

Serial 2

F1

Multi-function connection