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Reference Manual
00809-0100-4860, Rev BC
Appendix B: Approval information
January 2013
Approval information
12. During installation, operation and maintenance, users shall comply with the relevant
requirements of the product instruction manual, GB3836.13-1997 “Electrical
apparatus for explosive gas atmospheres Part 13: Repair and overhaul for apparatus
used in explosive gas atmospheres”, GB3836.15-2000 “Electrical apparatus for
explosive gas atmospheres Part 15: Electrical installations in hazardous areas (other
than mines)”, GB3836.16-2006 “Electrical apparatus for explosive gas atmospheres
Part 16: Inspection and maintenance of electrical installation (other than mines)”, and
GB50257-1996 “Code for construction and acceptance of electrical device for
explosion atmospheres and fire hazard electrical equipment installation engineering”.
Type ‘n’ certification
N3 Certification No. GYJ12.1240X
Ex nA ic IIC T5 Gc (-40 °C ≤ Ta ≤ +70 °C)
Maximum working voltage 42 Vdc
Special conditions for safe use (X)
1. The maximum allowable length of the interconnecting cable between transmitter and
sensor is 152m. The cable shall also be provided by the manufacturer.
2. Suitable heat-resisting cables rated at least +80°C shall be used when the temperature
of the cable entry around exceed +60°C.
3. When transient protection terminal block (The Other Option is T1) applied to this
product, during installation, users shall comply with Clause 12.2.4 in GB3836.15-2000
“Electrical apparatus for explosive gas atmospheres Part 15: Electrical installations in
hazardous areas (other than mines).”
4. Any friction should be prevented in order to avoid the risk of electrostatic charge on the
enclosure due to non-conductive paint.
5. Do not open when energized.
6. The cable entry holes have to be connected by means of suitable cable entry, the way of
being installed shall be ensure that the equipment satisfies degree of protection IP54
according to GB4208-2008.
7. Users are forbidden to change the configuration to ensure the explosion protection
performance of the equipment. Any faults shall be settled with experts from the
manufacturer.
8. Precautions shall be taken to ensure that the electronic parts are within permissible
ambient temperature considering the effect of the allowed fluid temperature.
9. During installation, operation and maintenance, users shall comply with the relevant
requirements of the product instruction manual, GB3836.13-1997 “Electrical
apparatus for explosive gas atmospheres Part 13: Repair and overhaul for apparatus
used in explosive gas atmospheres”, GB3836.15-2000 “ Electrical apparatus for
explosive gas atmospheres Part 15: Electrical installations in hazardous areas (other
than mines)”, GB3836.16-2006 “Electrical apparatus for explosive gas atmospheres
Part 16: Inspection and maintenance of electrical installation (other than mines)”, and
GB50257-1996 “Code for construction and acceptance of electrical device for
explosion atmospheres and fire hazard electrical equipment installation engineering”.