User Documentation

Appendix E. Installation Drawings ACT20X-HAI-SAO (HART-transparent Repeater)
1066540000/08/12-2018 157
Appendix E. Installation Drawings ACT20X-HAI-SAO (HART-transparent Repeater)
ATEX Installation Drawing
The module is available in the following variants:
Order No. Installation Drawing Type
8965430000
2456140000
4 53449 Sheet 1-4
ACT20X-HAI-SAO-S
ACT20X-HAI-SAO-P
8965440000
2456150000
4 53449 Sheet 1-4
ACT20X-2HAI-2SAO-S
ACT20X-2HAI-2SAO-P
DANGER
For safe installation of ACT20X-(2)HAI-(2)SAO the following must be observed: The module may
only be installed by qualified personnel familiar with the national and international laws,
directives and standards that apply to this region.
DANGER
To prevent ignition of explosive atmospheres, disconnect power before servicing and do not
separate connectors when energized and an explosive gas mixture is present.
For installation in Zone 2, the module must be installed in an outer enclosure in type of protection Ex-n or
Ex-e, providing an IP protection of at least IP54. Cable entry devices and blanking elements shall fulfil the
same requirements.
In type of protection “intrinsic safety ia IIIC” the parameters for intrinsic safety for gas group IIB are
applicable.
The module must be installed in pollution degree 2, overvoltage category II as defined in EN 60664-1.
The Loop Supply and Current Input terminals for the same channel shall not be applied at the same time.
The wiring of unused terminals is not allowed.
Do not separate connectors when energized and an explosive gas mixture is present.
The wiring of unused terminals is not allowed.
The year of manufacture can be taken from the first two digits in the serial number.
Wire cross-section: AWG 26...12 / 0.13...3.31 mm
2
Number of wires per terminal: 1 wire or 2 wires in a common ferrule
Tightening torque per terminal, max.: 0.6 Nm