Manual 26166V1
MicroNet Simplex & MicroNet Plus
Woodward
9
DNV/GL:
Standard for Certification No. 2.4, 2006: Temperature Class A,
Humidity Class B, Vibration Class B, and EMC Class A
Enclosure protection required according to the Rules to be provided
upon installation on board.
Lloyd’s Register
of Shipping:
LR Type Approval Test Specification No. 1, 2002 for Environmental
Categories ENV1, ENV2
EMC Compliance
The MicroNet Digital Control must be installed inside an EMC rated
cabinet or enclosure for Marine Applications. Reference Section 15 of
manual 26166V2 for considerations regarding the installation location
and specific cabinet construction requirements.
SIL Compliance
For MiroNet Simplex and MicroNet Plus Digital Controls, SIL information may be found in manual B26728
which is not included within Volume 1 or Volume 2 of this manual.
Special Conditions for Safe Use
The 24/12 and 16-Channel Relay Interface Modules are suitable for
ordinary or non-hazardous locations only.
The MicroNet Control shall not be installed in areas exceeding Pollution
Degree 2 as defined in IEC 60664-1 and is rated to Overvoltage Category II.
This equipment is suitable for use in European Zone 2, Group IIC environments when installed in an IP54
minimum rated enclosure per self-declaration to EN60079-15.
Wiring must be in accordance with North American Class I, Division 2, or European Zone 2, Category 3
wiring methods as applicable, and in accordance with the authority having jurisdiction.
A fixed wiring installation is required.
The power supply mains should be properly fused according to the National Electrical Code. The
recommended fuse is a European Type T fuse.
Ground leakage current exceeds 3.5 mA. Verify the PE Terminal has been connected prior to applying
power to the MicroNet Control.
Grounding is required using the input PE terminal.
A switch or circuit breaker shall be included in the building installation that is in close proximity to the
equipment and within easy reach of the operator and is clearly marked as the disconnecting device for
the equipment. The switch or circuit breaker shall not interrupt the protective earth conductor.
Field wiring must be suitable for at least 80 °C for operating ambient temperatures expected to exceed 55
°C.
For ATEX compliance, this equipment must be installed in an area providing adequate protection against
the entry of dust or water. A minimum ingress protection rating of IP54 is required for the enclosure per
EN60529. The interior of the enclosure shall not be accessible in normal operation without the use of a
tool and must meet the construction requirements of IEC 60079-0.
Released
