1 About EC350
1.2 Safety instructions
Honeywell 2024
7
a Zone 0 location. In addition, the equipment shall only be cleaned with a damp cloth.
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The equipment shall be installed as per drawing 40-6061 (EC350)/ 40-6156 (ERX350).
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Battery packs 40-6050, 40-6054 and 40-6064 shall only be changed in a non-hazardous area.
These battery packs have cells that may be replaced however this is only permitted in a non-
hazardous (safe) area. Only Duracell MN1300 non-rechargeable cells are to be used in these
battery packs.
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Battery pack 40-6048 may be replaced in a hazardous area.
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If Battery pack 40-6154 is used to power the CloudLink 4G M1 Modem, then it shall not be replaced
in Hazardous areas. The battery pack and the external power supply shall not be connected
simultaneously.
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When EC350 is used with Itron 100G, Itron 500G, or Aclara 3322, the assembly shall be restricted to
Class I, Division 1, Group D environment only.
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Battery pack 40-6197 used to power the CloudLink 5G Modem shall not be replaced in Hazardous
areas.
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The CL5G shall be used only with a passive antenna with no additional inductance and capacitance.
The length of the cable to this antenna shall not exceed 1 m. The maximum RF power shall not
exceed 3.5W, and the maximum RF energy (Zth) shall not exceed 250μJ when an external antenna
is used with CloudLink 5G. Furthermore, the external antenna shall not have another source of
power except the CloudLink 5G.
Conditions of Acceptability (Class I, Division 2, Groups C and D, T3C):
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The unit is intended to be powered from a Class 2 Limited Power Sources certified to applicable
standard.
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Wiring to or from this device, which enters or leaves the system enclosure, must utilize wiring
methods suitable for Class I, Division 2 Hazardous Locations, as appropriate for the installation.
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Optional accessory boards are powered separately, which include Mercury Messenger Modem,
Mercury CNI2e cellular modem or CloudLink 4G Modem. Messenger Modem rated 5-15VDC,
max.7.5W or optionally battery powered via part number 40-6048 a 2 cell lithium battery pack at
7.2VDC. CNI2e is rated at 4-9VDC, max 1.55W or optionally powered via part number 40-6051 a 2
cell lithium battery pack at 7.2VDC. CloudLink 4G Modem rated 4.8 – 30VDC 2 Amp Max or
optionally powered via one of two options: part number 51203165-100 3.6 V Lithium battery pack,
of which two can be connected in parallel, or part number 40-6195 battery pack.
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Options are provided to power from external power sources through recommended IS barriers or via
conduit and provide serial and pulse output to Non Hazloc or Class I Div.2 through recommended
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