Satec EM132 Installation And Operation Manual page 48

‎ C hapter 2
I/O Connections
Installation
Figure ‎ 2 -17 4AO Module Assembly
Figure ‎ 2 -18 Analog Output Connection
It is recommended to connect unused Analog output channels
to Common terminal.
The 4AO module TERMINAL is for use only with equipment
which has no live parts which are ACCESSIBLE
The RATING of the insulation of the external equipment for use
with the 4AO module, shall comply according to Installation
Category III for insulation to be suitable for SINGLE FAULT
CONDITION

The external equipment TERMINAL connection type is normally
terminal block for wire size 14 AWG (up to 1.5 mm2)
The type of equipment that might be connected to the
TERMINAL is:
Programmable Logic Controller for automation – PLC
Digital or Analog meter
48 EM13x Series SMART MULTIFUNCTION METER