5
Note
. Although the display units may be marked as
'4600' on their front panels, they are special units for this
monitor and a standard Model 4600 cannot be used. The
precise identity of the display unit is given on the
identification label shown in Fig. 3.1.
3.1.2
Models 006540203 and 006548000
Katharometer Analyser Panels – Fig. 3.2
The identification of a panel is given by the panel reference
number label as shown in Fig. 3.2. The identification and
certification labels of the individual katharometer units (fixed to
the katharometer case) are also shown in Fig. 3.2.
3
PREPARATION
Fig. 3.1 Typical Identification Labels and Locations –
Model 6553 Gas Monitor Unit with Digital Displays
98.8
H2–C
O2
U
I
I
N O
N
S E
Hy
dro
ge
n P
urity
& P
urg
e G
as
M
on
ito
r
Ze
ro
Ze
ro
Range
1 2
3
F1
Ex
Ex
ABB Limited
St. Neots England PE19 3EU
TYPE 4689/500
SERIAL No. ......................
ABB Limited
Oldends Lane, Stonehouse,
Glos. England GL10 3TA
GAS MONITOR TYPE 6553
ll (1)G
EEx (ia) llC Tamb=–20
°
C to + 40
°
C
BAS 01 ATEX 7043
A B B L i m i t e d
Oldends Lane, Stonehouse,
Glos. England GL10 3TA
Code
Serial No
Voltage
Watts
Hz 50–60
Year Manuf.
Manufactured by:
Retaining Screw
0600
N4006
✔
4689 Display Unit
Ex
Ex
ABB Limited
Oldends Lane, Stonehouse,
Glos. England GL10 3TA
Katharometer Type 006548
ll (1)G
EEx (ia) llC T4
Tamb=–20
°
C to + 55
°
C
BAS 01 ATEX 1042
N4006
✔
ABB L i m i t e d
Oldends Lane, Stonehouse,
Glos. England GL10 3TA
Type No.
Serial No.
Year of Manf.
Output
Zero Gas
Range
006548000
0600
Panel Reference No.
Intrinsic Safety Label (UK)
Model No.
Unique
Reference No.
Gas Type
3.1
Identification
It is essential that installers and users clearly identify the various
units of the monitoring system as follows:
3.1.1
Model 6553 Monitor Unit – Fig. 3.1
The 6553 monitor is available in several options, these being
defined by the code number as given in Section 3.1.4.
The identification and certification labels are fixed to the outside
of the monitor case as shown in Fig. 3.1. The precise
interpretation of the identification code gives information on the
6553 system as a whole, as shown in Section 3.1.5.
Fig. 3.2 Typical Identification Labels and Locations –
Model 006548000 Katharometer Analyser Panel
Содержание 6553 Series
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