3117V100-UK
3
SAFETy INSTRUcTIoNS
REcEIpT AND UNpAcKING
Unpack the device without damaging it. The packing should always follow the
device until this has been permanently mounted. Check at the receipt of the
device whether the type corresponds to the one ordered.
ENvIRoNmENT
Avoid direct sunlight, dust, high temperatures, mechanical vibrations and shock,
as well as rain and heavy moisture. If necessary, heating in excess of the stated
limits for ambient temperatures should be avoided by way of ventilation.
All devices can be used for Measurement / Overvoltage Category II and Pollution
Degree 2.
The device is designed to be safe at least under an altitude up to 2 000 m.
moUNTING
Mounting and connection of the device should comply with national legislation
for mounting of electric materials, i.e. wire cross section, protective fuse, and
location. Descriptions of input / output and supply connections are shown in this
installation guide and on the side label.
The device is provided with field wiring terminals and shall be supplied from a
Power Supply having double / reinforced insulation. A power switch should be
easily accessible and close to the device. The power switch shall be marked as the
disconnecting unit for the device.
SYSTEM 3000 must be mounted on a DIN rail according to EN 60715.
UL installation
Use 60/75°C copper conducters only.
Wire size ........................... AWG 26-12
UL file number .................. E314307
The device is an Open Type Listed Process Control Equipment. To prevent injury
resulting from accessability to live parts the equipment must be installed in an
enclosure.
The power Supply unit must comply with NEC Class 2, as described by the National
Electrical Code
®
(ANSI / NFPA 70).
cFmus installation in Division 2 or Zone 2
Class I, Div. 2, Group A, B, C, D T4 or I, Zone 2, AEx nA IIC T4 or Ex nA IIC T4.
In class I, Division 2 or Zone 2 installations, the subject equipment shall be
mounted within a tool-secured enclosure which is capable of accepting one or
more of Class I, Division 2 wiring methods specified in the National Electrical
Code (ANSI/NFPA 70) or in Canada in the Canadian Electrical Code (C22.1).
The 3000 System Isolators and Converters must be connected to limited output
NEC Class 2 circuits, as outlined in the National Electrical Code
®
(ANSI / NFPA
70), only. If the devices are connected to a redundant power supply (two separate
power supplies), both must meet this requirement.
