ABB Endura AZ20 Manual

N° INF09/027 Issue 3
1 Introduction
This publication details the installation, connection and
maintenance of an ABB Pumped Reference Air Unit. This pump
supplies reference air to any of the following ABB oxygen
probes:
AZ20, AZ25, AZ20/ZFG2 replacement, ZFG2 and ZGP2
Note. The pump cannot be used with multiple probes
simultaneously.
4 pump models are available – see Table 1.1:
Description
1
/ BSP (Metric) 230 V AC 50 / 60 Hz
4
1
/ BSP (Metric) 115 V AC 50 / 60 Hz
4
1
/ NPT (Imperial) 230 V AC 50 / 60 Hz
4
1
/ NPT (Imperial) 115 V AC 50 / 60 Hz
4
Table. 1.1 ABB Pumped Reference Air Unit Part Numbers
The internal air filter is a replaceable item (ABB part
number 0217463).
2 Safety
Information in this document is intended only to assist our
customers in the efficient operation of our equipment. Use of
this manual for any other purpose is specifically prohibited and
its contents are not to be reproduced in full or part without prior
approval of the Technical Publications Department.
2.1 Safety Precautions
Please read the entire document before unpacking, setting up,
or operating this pump.
Pay particular attention to all warning and caution statements.
Failure to do so could result in serious injury to the operator or
damage to the equipment.
To ensure the protection provided by this equipment is not
impaired, do not use or install this equipment in any manner
other than that which is specified in this manual.
Product Endura AZ20 Oxygen Systems
Endura AZ20 – Pumped Reference Air Unit
ABB Part Number
AZ200 770
AZ200 771
AZ200 772
AZ200 773
INFORMATION
Manual IM/AZ20P-EN
2.2 Health & Safety
Health and Safety
To ensure that our products are safe and without risk to
health, the following points must be noted:

The relevant sections of these instructions must be
read carefully before proceeding.

Warning labels on containers and packages must be
observed.

Installation, operation, maintenance and servicing
must only be carried out by suitably trained personnel
and in accordance with the information given.

Normal safety precautions must be taken to avoid the
possibility of an accident occurring when operating in
conditions of high pressure and / or temperature.
Safety advice concerning the use of the equipment
described in this manual or any relevant Material Safety
Data Sheets (where applicable) may be obtained from the
Company address on the back cover, together with
servicing and spares information.
2.3 Electrical Safety – CEI / IEC 61010-1:2001-2
This equipment complies with the requirements of CEI / IEC
61010-1:2001-2 'Safety Requirements for Electrical Equipment
for Measurement, Control and Laboratory Use' and complies
with US NEC 500, NIST and OSHA.
If the equipment is used in a manner NOT specified by the
Company, the protection provided by the equipment may be
impaired.
2.4 Symbols – CEI / IEC 61010-1:2001-2
One or more of the following symbols may appear on the
equipment labelling:
Protective earth (ground) terminal.
Functional earth (ground) terminal.
Direct current supply only.
Alternating current supply only.
Both direct and alternating current supply.
The equipment is protected through double
insulation.