14
TI 11B08A01-01E
- Only personnel authorized by Yokogawa Electric Corporation can repair the equipment.
<GC8000-P (NEPSI)>
NEPSI certified: GYJ13.1125X
Ex d px II B +H
2
T1 Gb (programmed-temperature oven 320°C max., isothermal oven 225°C
max., liquid-sample valve 250°C max.)
Ex d px II B + H
2
T2 Gb (programmed-temperature oven 225°C max., isothermal oven
225°C max., liquid-sample valve 225°C max.)
Ex d px II B + H
2
T3 Gb (programmed-temperature oven 145°C max., isothermal oven
145°C max., liquid-sample valve 145°C max.)
Ex d px II B + H
2
T4 Gb (programmed-temperature oven 95°C max., isothermal oven 95°C
max., liquid-sample valve 95°C max.)
1. Special conditions for safe use
The suffix “X” placed after the certificate number indicates that this product is subject to special
conditions for safe use:
-
The values of the flamepaths are different from the standard values given in GB 3836.2-2010.
Repair of the equipment is only allowed when done by the manufacturer or authorized
representative.
- When used in hazardous location, electrostatic discharge should be avoided.
- The minimum overpressure of both electronic section and ovens is 392 Pa.
- The purging time for electronic section is 18 minutes.
- The purging time for ovens is 8 minutes.
- All externally powered input signals into the pressurized enclosure shall be isolated by external
relays controlled by the Ex px safety device (protection system).
2. Conditions for safe use
2.1 The external earth connection facility shall be connected reliably.
2.2 The relationship among model designation, temperature class, ambient temperature range and
maximum setting temperature of internal ovens/heaters are as following:
Model
designation
Temperature
class
Ambient
temperature range
Maximum setting temperature
of internal ovens/heaters
GC8000-P□□□A
T1
-10°C to 40°C
320°C
GC8000-P□□□B
T2
-10°C to 40°C
225°C
GC8000-P□□□C
T3
-10°C to 45°C
145°C
GC8000-P□□□D
T4
-10°C to 50°C
95°C
2.3 Obey the warnings "DO NOT OPEN WHEN ENERGIZED" and "AFTER DE-ENERGIZING,
DELAY 25 MINUTES BEFORE OPENING".
2.4 M25×1.5 cable entry, adapters and/or blanking elements, certified by notified body with type
of protection Ex d II C Gb in accordance with GB3836.1-2010 and GB3836.2-2010, should be
applied when installation in hazardous location. Blanking elements suplied by the manufacturer
is also available.
2.5 Forbid end user to change the configuration to ensure the equipment's explosion protection
performance.
2.6 When installation, use and maintenance of Process Gas Chromatograph, observe following
standards
GB3836.13-2013 "Explosive atmospheres - Part 13: Equipment repair, overhaul and reclamation"
GB3836.15-2000 "Electrical apparatus for explosive gas atmospheres Part 15: Electrical
installations in hazardous area (other than mines)"
GB3836.16-2006 "Electrical apparatus for explosive gas atmospheres Part 16: Inspection and
maintenance of electrical installation (other than mines)"
GB50257-2014 "Code for construction and acceptance of electric equipment on fire and
explosion hazard electrical equipment installation engineering"
<GC8000-T (TIIS)>
TIIS (The Technology Institution of Industrial Safety)
Ex pd II B +H
2
T1 (programmed-temperature oven 320°C max., isothermal oven 225°C
max., liquid-sample valve 250°C max.)
Sep. 07, 2017-00
