Connecting The Power Supply And Devices; Block Diagram Testomat 2000 ® Po4 - Heyl Testomat 2000 PO4 Manual De Instrucciones

!
WARNING
NOTE

Connecting the power supply and devices

Risk of electric shocks during installation!
If the power supply is not disconnected prior to installation, it may
result in personal injuries, destruction of the product or damage to
plant parts.
 Always disconnect the relevant plant parts before installing
®
Testomat 2000 PO4.
 Only use tested cables with sufficient cross-sections for the
connections.
Risk of damages caused by electromagnetic fields!
®
 If Testomat 2000
PO4 or the connecting cables are installed
parallel to power cables or in close proximity to electromagnetic
fields, the instrument may be damaged or measurements incorrect.
 Ensure that connecting cables are as short as possible.
 Always install connecting cables and power cables separately.
 Connect the instrument to the protective earth conductor (for
230/115 VAC).
 Protect Testomat 2000
by using a mains filter.
 Shield the instrument against strong electromagnetic fields.
Block diagram Testomat 2000
Drawn relay positions: Instrument de-energised
®
PO4 against interference voltages – e.g.
®
PO4
Installation
13