Ntron Microx Online, User Instruction Manual

Page: 8 / 29

Issue: 1.14 Rev. 1.0 Page 6
3.1.1 Field Connections
All connections to the module are provided in the form of screw terminals.
Access is gained by opening the Microx Online enclosure to reveal the
terminal connector strips on the rear of the control module backplate
NOTE: Confirm the Voltage supply option of the instrument before connecting
power.(230VAC or 24VDC)
The user field connection points are illustrated below. Cable glands are
provided for power and interface cabling.
The User is to make all field connections in suitable cable to local
regulation codes and taking into account the power requirements of the
instrument as detailed in section 2 (Specification) of this manual.
The AC supply connection should be protected by an upstream protective
device. 24VDC is available at the 24VDC terminals if an AC supply is connected.
If AC mains supply is not available then it is possible to power the unit from
24VDC source via these terminals.