Atmospheric Oil Mist Detection System
MULTIPLEX
AM8/JANUARY 2015
EMAIL [email protected] WEBSITE www.oilmist.com 4 East Barnet Road, London, England, EN4 8RW TEL +44 (0)20 7328 3121
Installation
Part2-27
GRAPH TO SHOW RELATIONSHIP BETWEEN MG/L,
DIGITAL READOUT OF PERCENTAGE OF ALARM LEVEL
AND THE PERCENTAGE OF LEL
1.50
1.25
1.00
0.75
0.50
0.25
0
10 20 30 40 50 60 70 80 90
100
OIL MIST DENSITY mg/L OF AIR
DIGITAL READING
% OF ALARM WITH 1.30mg/L PROGRAMME
Calibration Graph for 1.30mg/L Relationship to % of LEL
% OF LOWER EXPLOSION LIMIT (LEL) 50mg/L
FULL ALARM LEVEL
GREEN
FLASHING
YELLOW
EARLY WARNING RELAY
PR
ES
ET
SE
NS
ITI
VIT
Y L
EV
EL
SHUT/SLOW DOWN RELAY
MAXIMUM ALLOWABLE DENSITY BEFORE ALARM (1.30mg/L)
FLASHING
RED
WH
ICH
CA
N O
NL
Y B
E L
OW
ER
ED
2.00
1.00
0.50
2.00
1.80
1.60
1.40
1.20
1.00
0.80
0.60
0.40
0.20
0
10 20 30 40 50 60 70 80 90
100
OIL MIST DENSITY mg/L OF AIR
DIGITAL READING
% OF ALARM WITH 2.00mg/L PROGRAMME
Calibration Graph for 2.00mg/L Relationship to % of LEL
4.00%
3.00%
2.00%
1.00%
FULL ALARM LEVEL
GREEN
FLASHING
YELLOW
EARLY WARNING RELAY
PR
ES
ET
S
EN
SIT
IV
ITY
LE
VE
L
SHUT/SLOW DOWN RELAY
MAXIMUM ALLOWABLE DENSITY BEFORE ALARM (2.00mg/L)
FLASHING
RED
WH
IC
H
CA
N
ON
LY
BE
LO
WE
RE
D
% OF LOWER EXPLOSION LIMIT (LEL) 50 mg/L
