Safety Recommendations; Service And Repairs; Potential Safety Hazards - ABB Endura AZ30 series Programming Manual

Endura AZ30 series integral probe and remote transmitter
Combustion oxygen monitor

1.9 Safety Recommendations

For safe operation, it is imperative that these service instructions be read before use and that the safety
recommendations mentioned herein be scrupulously respected. If danger warnings are not heeded to,
serious material or bodily injury could occur.
Warning. The installation of the instrument should be performed exclusively by personnel specialized
and authorized to work on electrical installations, in accordance with relevant local regulations.

1.10 Service and Repairs

Other than the serviceable items listed in OI/AZ30P–EN, none of the instrument's components can be
serviced by the user. Only personnel from ABB or its approved representative(s) is (are) authorized to
attempt repairs to the system and only components formally approved by the manufacturer should be
used. Any attempt at repairing the instrument in contravention of these principles could cause damage to
the instrument and corporal injury to the person carrying out the repair. It renders the warranty null and void
and could compromise the hazardous area certification, correct working of the instrument, electrical
integrity and CE compliance of the instrument.
If you have any problems with installation, starting, or using the instrument please contact the company that
sold it to you. If this is not possible, or if the results of this approach are not satisfactory, please contact the
manufacturer's Customer Service.

1.11 Potential Safety Hazards

The following potential safety hazards are associated with operating the system:

Electrical (line voltage) – see Section 2.2, page 9

Hot surfaces – see Section 2.2, page 9

Probe weight – see Probe User Guide (OI/AZ30P–EN)

Battery backup
This product employs an IEC 60086-1 Type C battery Varta type CR 2025 Li-Manganese-dioxide /
Organic Electrolyte cell, 3V 165mAh or equivalent.
The battery cell is used as backup for a real-time clock with a minimum life expectancy of 10 years in
normal use.
The battery is one of the components covered by the hazardous area certification of this product and
must be replaced only with the same specification cell (or direct equivalent) and must be fitted
correctly.
If the battery needs replacing please contact ABB.

Use in oxygen-enriched atmospheres
The Endura AZ30 oxygen systems must be used only for measuring non-oxygen enriched gasses
(not more than 21 % oxygen [air]) at pressure no greater than 1.1 bar absolute (44 in. WG).
COI/AZ30E–EN Rev. D
1 Safety
7