AFRISO OSA 3 Podręcznik - Strona 2

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1. Installation

Functional description

OSA 3 is an Intrinsically Safe (Ex) grease

and oil separator alarm comprising of a

central alarm control unit that can accept

up to three independent alarm sensors

from three separate alarm points.

The IP65 enclosure housing the alarm con-

trol is designed to be mounted onto a wall

or a suitably flat surface.

Note: This central alarm unit must only

be mounted in a "safe-area" and never

installed in an area where there a risk of an

explosion.

• ES4 Capacitance type layer (Ex) sensor

for raising the alarm when the layer of oil

or grease exceeds the alarm value.

• ES8 Ultrasonic type sludge (Ex) sen-

sor for raising the alarm when sand

or particles in the separator exceed a

predefined level.

• R6-S Thermistor type (Ex) damming sen-

sor for indication of a high level.

AFRISO EMA AB • Kilvägen 2, 232 37 Arlöv • Sweden • Phone +46-(0)40-92 20 50 • [email protected] • www.afriso.se

Layer sensor

ES4

Sludge sensor

ES8

Seperator alarm OSA 3 • Manual

Electronic unit

OSA 3

Damming sensor

R6-S

OSA 3 is an Intrinsically Safe (Ex) central

alarm control unit approved for use with

the listed Ex sensors. The central alarm

control unit has two individually program-

mable voltage free relay outputs

(R1 and R2) that can be used to provide

remote alarm monitoring or activation of

secondary external alarms.

The central alarm control unit is program-

mable by navigation of the membrane key-

pad and displays the settings and alarms in

a text format.

OSA 3 is supplied boxed and in the follow-

ing variants:

1316

OSA 3 Level sensor

1318

OSA 3 Level and damming sensor

1319

OSA 3 Level, damming and sludge

sensor

13347

OSA 3 Level and sludge sensor

13345

OSA 3 Sludge sensor

OSA 3