AMPY 5188A Manual do utilizador - Página 2

Procurar online ou descarregar pdf Manual do utilizador para Instrumentos de medição AMPY 5188A. AMPY 5188A 8 páginas. Cardmeter

Cardmeter User Manual ver 008 2016-02-24.doc

1.2.2

Reverse energy flow detection – to prevent attempts to operate the meter in

reverse.

1.2.3

EMC Fraud – the meter is protected against external electrical influences

which may be used to attempt to reset the system controller. If detected the

meter indicates LOCK OUT and will need to be reset using the meterman

card.

1.2.4

Third Party Card Supply – The supply of cards is carefully controlled to

ensure that programmed cards are difficult and uneconomical to obtain

other than for legitimate users. The meter contains a card counter, which

should be checked to ensure the meter is not receiving more credit than the

landlord has supplied to the tenant.

1.2.5

Terminal Seals – all connections upstream of the meter should be

appropriately sealed using wire seals and these should be regularly

inspected for tampering.

1.3

Connection

1.3.1

The CARDmeter is able to support a load of up to 100A from the main

terminals.

PAGE 3 of 16

Cardmeter User Manual ver 008 2016-02-24.doc

CONNECTION

2.1

2.1.1

The meter is designed to be installed into the main supply meter tails,

upstream of the distribution board. If installed on sub-circuits (for instance

for air-conditioning units), then it is recommended that cable with a

sufficient cross-section is used to ensure a secure connection.

2.1.2

The cables to and from the meter must be protected by a suitable protective

device upstream.

2.1.3

Dual-rate meters have a separate terminal (Terminal 1), which when

connected to neutral using a time-switch will select the alternative charging

rate.

2.1.4

The meter has ingress protection to level IP20, that is Protection against

fingers or other object not greater than 80mm in length or less than 12.5mm

in diameter.

PAGE 4 of 16