Seaward PH3 LLT User Manual

Ph3-llt proving unit, Operating instructions

PH3-LLT Proving Unit

Operating Instructions

PH3-LLT Proving Unit

Operating Instructions

6 Battery

Replacement

•

Disconnect all test leads.

•

Place the PH3-LLT face down and remove

the battery compartment cover.

•

Remove the discharged battery.

• Insert the replacement battery into the

battery compartment ensuring that the

battery polarity matches the battery

connector.

•

Replace the battery compartment cover.

7 Service and Calibration

To maintain the specifi

ed performance, the

instrument must be verifi ed at regular intervals by
either the manufacturer or an authorised Seaward
Service Agent. We recommend a calibration period
of one year.
For help or advice on Service and Calibration
contact:

Service Department
Seaward Electronic
Bracken Hill
South West Industrial Estate
Peterlee
Co Durham SR8 2SW
England

Tel: 0191 5878739 / 0191 5878737
Email: [email protected]
Web: www.seaward.co.uk

Bracken Hill
South West Industrial Estate
Peterlee
Co Durham
SR8 2SW
ENGLAND
Tel: +44(0)191 5863511
www.seaward.co.uk
[email protected]
[email protected]

Part Number 112A565 Revision 2
© 2014 Seaward Electronic Ltd

4 Specifi cation

5 Maintenance

Clean only with a dry cloth; do not use solvents.
Before use, ensure unit is clean and dry; visually
inspect test terminals and case. Any damage must
be rectifi ed to preserve user safety.

Check the battery contacts and compartment are
free of electrolytic contamination.
Any contamination of the battery contacts or
compartment should be cleaned with a dry cloth.

Always confi rm the LED indicator on the proving
unit illuminates when the test is activated. Should
the item become faulty, return it to the manufacturer
or an authorised Seaward Service Agent.

Output Voltage

500V DC nominal

Output Current

6.5mA DC into 120kΩ
0.15mA DC into 2kΩ

Indicator

Neon indication of voltage active

Dimensions

110mm (h), 85mm (w), 60mm (d)

Power Supply

9Vdc, PP3 Alkaline battery

Compliance

Degree of
Protection

BS EN 61010:2010

IP40