PS-220 RD1 USER GUIDE Revision 8 November 2017
This is a Class A product. In a domestic environment, this product may cause electromagnetic
interference in which case the user may be required to take adequate measures to correct the
interference.
This is a measurement CAT I device. Do not use in CAT II, CAT III or CAT IV measurement
circuits.
An external switch or circuit breaker (5 Amp) must be installed on the power input
line of the instrument. This switch must disconnect both poles of the supply
voltage. It should be rated, labeled and located appropriately.
INSTALLATION IN HAZARDOUS AREAS:
Do not open the controller enclosure when an explosive gas atmosphere may be present!
Keep enclosure cover tight while circuits are alive.
Seals are required within 3 inches of enclosure threaded holes.
Comply with local norms and regulations during installation and operation.
The power input, sensor input and system output connections should be installed by a qualified
electrician.
PS-220 controller:
For personnel safety and to avoid damage to the instrument:
Disconnect AC/DC supply power before fuse replacement, Main board removal and before
connecting / disconnecting any wires!
Leakwise sensors are floating devices.
The installation must allow their free floatation and avoid submergence.
Leakwise sensors are delicate instruments. Handle with care!
Do not drop.
Avoid damages to the cable/s during installation and operation, as this will void the IP67 sealing.
Installation: Follow mechanical and wiring instructions as detailed in the User Guide.
Do not use the system beyond its specifications.
If installed or used in a manner not specified in this User Guide, the protection provided by
the instrument may be impaired.
The sensor is constructed of a plastic material that constitutes a potential electrostatic
hazard. Do not rub! Clean only with a damp cloth.
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