Nortech NX12 User Manual

NX12
Micro GSM RTU
© Nortech Management Ltd, United Kingdom
Page 16 of 25
Ensure that the correct auxiliary supply is provided for the model being used.
Where fitted, the battery should be plugged in.
Digital Inputs should be volt-free dry contacts.
Analogue Inputs should be 4-20mA (factory option for 0-10V).
Output channels can switch up to 100mA.
NX12 Terminal Blocks, Sockets, Plugs
SK2
TB4
TB2 TB1
TB5 TB3
SK4
TB6
SK3
SW1 PL2
H1
LED 1
LED 5
...
SK1
X
PL1
TB7
Pin 1Pin 1Pin 1Pin 1Pin 1
Pin 1 Pin 1
X X
6.6 PCB Connections
PCB Ref.
Pin
Function
Comment
TB7
1
AC Supply Live (110-230V AC)
Unit is factory set as
either AC powered or
DC powered unit.
TB7
2
AC Supply Neutral
TB6
1
DC supply +ive (12-24V DC)
TB6
2
DC supply 0V
PL2
-
Lithium battery
SW1
-
User button

Nortech NX12 Specifications

General

Brand	Nortech
Model	NX12
Category	Control Unit
Language	English