2
1. Description
2. Operation
3. Intrinsic Safety Certification
3.1
ATEX certificate
3.2
FM Approval for use in the USA
3.3
Safety parameters
3.4
Zones, gas groups & T rating
3.5
Certification label information
4. System Design for Hazardous Areas
4.1
4/20mA loop using Zener barriers
4.2
4/20mA loop using Galvanic
Isolators.
4.3
Optional backlights
4.3.1 Separately powered backlight
4.3.2 Loop powered backlight
5. Installation
5.1
Location
5.2
Installation procedure
5.3
EMC
6. Calibration
6.1 Internal display
6.1.1 Zero adjustment
6.1.2 Span adjustment
6.1.3 Decimal point
6.1.4 Reverse action
6.1.5 Calibration example
6.1.6 Over & under-range
7. Maintenance
7.1 Fault finding during commissioning
7.2 Fault finding after commissioning
7.3 Servicing
7.4 Routine maintenance
7.5 Guarantee
7.6 Customer comments
8. Accessories
8.1 Scale card.
8.2 Tag strip
Appendix 1
FM Approval for use in the USA
The BA405C is CE marked to show compliance with the
European Explosive Atmospheres Directive 94/9/EC
and the European EMC Directive 2004/108/EC
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