2
1. Description
2. Operation
2.1 Controls
3. Type n Certification
3.1 Certificate of conformity
3.2 ATEX certificate
3.3 4/20mA input
3.4 Zones, gas groups & T rating
3.5 Certification label information
4. System Design for Zone 2
4.1 Transmitter loops
4.2 Remote indication
5. Installation
5.1 Location
5.2 Installation procedure
5.3 EMC
6. Programming and Calibration
6.1 Summary of programmable functions
6.2 Root extractor
6.3 Resolution
6.4 Position of decimal point
6.5 Calibration using an external current
source.
6.6 Calibration using internal references
6.7 Conditioning sub-menu
6.7.1 AC rejection
6.7.2 Calibration of internal
references.
6.8 Function of the P push-button
6.9 Security code
6.10 Over and under-range
7. Calibration Examples
7.1 Using an external current source
7.2 Using the internal references
8. Maintenance
8.1 Fault finding during commissioning
8.2 Fault finding after commissioning
8.3 Servicing
8.4 Routine maintenance
8.5 Guarantee
8.6 Customer comments
9. Accessories
9.1 Units of measurement and instrument
identification.
9.2 Alarms
9.2.1 Solid state output
9.2.2 Type n certification
9.2.3 Programming and adjustment
9.2.4 Alarm enable
9.2.5 Setpoint adjustment
9.2.6 Alarm function
9.2.7 Alarm output status
9.2.8 Hysteresis
9.2.9 Alarm delay
9.2.10 Alarm silence time
9.2.11 Access setpoint
9.2.12 Adjusting alarm setpoints
from display mode.
9.3 Lineariser
9.3.1 Calibration using an external
current source.
9.3.2 Calibration using internal
references.
9.4 Tare function
9.5 Display backlights
9.5.1 Separately powered backlight
9.5.2 Loop powered backlight
9.6 External switches
9.7 Pipe mounting kits
9.8 Stem mounting kit
CONTENTS
The BA324ND is CE marked to show compliance with the European Explosive Atmospheres
Directive 94/9/EC and the European EMC Directive 2004/108/EC
