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5Safety notes
• Installation, operation, and maintenance may only be
carried out by qualified electricians. Follow the
installation instructions as described.
• When installing and operating the device, the
applicable regulations and safety directives (including
national safety directives), as well as general technical
regulations, must be observed. The technical data is
provided in the package slip and on the certificates
(conformity assessment, additional approvals where
applicable).
• With the exception of configuring the switches and
jumpers, opening or modifying the device is not
permitted. Do not repair the device yourself; replace it
with an equivalent device. Repairs may only be
performed by the manufacturer. The manufacturer is
not liable for damage resulting from noncompliance.
• The IP20 protection (IEC 60529/EN 60529) of the
device is intended for use in a clean and dry
environment. The device must not be subject to
mechanical strain and/or thermal loads, which exceed
the limits described.
• The switches of the device that can be accessed may
only be actuated when the power supply to the device is
disconnected.
• The device is designed exclusively for SELV operation
according to IEC 60950/EN 60950/VDE 0805. The
device may only be connected to devices, which meet
the requirements of EN 60950.
5.1 UL Notes
WARNING:
Observe the following safety notes when
using the device.
PROCESS CONTROL EQUIPMENT FOR HAZARDOUS LOCATIONS 31ZN
A)
B)
C)
D)
All wiring of these devices must be in accordance with the national electric code article
501.4(B) for Class 1, Division 2.
Product must be installed in Class I, Zone 2 certified at least an IP54 enclosure.
Product must be used in no more than a pollution degree 2 environment as defined by IEC 60664-1
Provisions must be made to provide transient protection to the product so that
voltage levels do not exceed 40% of the rated voltage at the power supply terminals.
Wire Range: 30-12 AWG,
Torque: 5-7 Lbs-Ins
Supply voltage range 24 V DC 20% 75 mA
