Installation Instructions; Atex / Iecex; Cable Entries - ABB TTF200 Operating Instruction

8 TTF200 FIELD-MOUNT TEMPERATURE TRANSMITTER | OI/TTF200-EN REV. A

2.4 Installation instructions

2.4.1

ATEX / IECEx

The installation, commissioning, maintenance and repair of
devices in potentially explosive atmospheres must only be
carried out by appropriately trained personnel. Works may
be carried out only by persons, whose training has included
instructions on different types of protection and installation
techniques, concerned rules and regulations as well as
general principles of zoning. The person must possess the
appropriate competences for the type of work to be
conducted.
When operating with combustible dusts, comply with
EN 60079-31.
The safety instructions for electrical apparatus in
potentially explosive areas must be in accordance with
Directive 2014/34/EC (ATEX) and IEC60079-14 (Installation
of electrical equipment in potentially explosive areas).
Comply with the applicable regulations for the protection of
employees to ensure safe operation.
2.4.2

Cable entries

Devices with the "Ex d" type of protection supplied without
cable glands
For devices with the "Ex d - flameproof enclosure" type of
protection supplied without cable glands, refer to the
information in chapter 'Flameproof enclosure - Zone 1' on
page 11 and 'Flameproof enclosure - Zone 0 / 1' on page 12.
For information on the cable gland used, refer to the
relevant data sheet and operating instructions.
Devices with the "Ex d" type of protection with cable
glands
For devices with the "Ex d - flameproof enclosure" type of
protection, a correspondingly certified cable entry is
installed if the relevant selection is made for cable entry into
the temperature transmitter TTFx00. This corresponds to
the basic requirements of the guideline 2014/34/EU.
Cable gland data
— 2 x M20 x 1.5 or 2 x 1/2 in. NPT
— Temperature range: −40 ... 85 °C (−40 ... 185 °F)
— Cable outer diameter 3.2 ... 8.7 mm (0.13 ... 0.34 inch)
— Brass, nickel-plated
The cable entry is only suitable for fixed installations and
non-reinforced cables with round and smooth plastic
sleeves and suitable outside diameter. The cables must be
attached appropriately in order to prevent them being
pulled out or twisted.
The operating instructions supplied and approvals of the
cable glands as well as all applicable requirements, e.g. in
accordance with EN 60079-14 must be taken into account
accordingly.