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11
3. Installation
ENGLISH
When making any wiring connections to the instrument, any warnings and notes found throughout the
manual must be adhered to. For more safety information see “Safety information” on page 5.
3.2.2. Connections
System functions
DANGER
Always disconnect power to the instrument when making any electrical connections.
1 Ground
connection,
see
Important
notes
(page 12).
2,3
Power supply 230 or 24 VCA ± 10%.
(115 VCA upon request).
4,5
Alarm relay contacts.
6,7
Limit 1 relay contacts.
8,9
Limit 2 or Cleaning relay contacts.
10,11
Current output 4-20 mA (EC).
12 to 15 Input for 2 pole cell.
16
Cell cable shielding.
17,18
Input for temperature probe.
DANGER
High-voltage wiring for the instrument is protected by a protective casing. The protective casing
must remain in place unless a qualified installation technician is installing wiring for power.
si629 C_HACH LANGE_Ed 0510.indd ANG:11
si629 C_HACH LANGE_Ed 0510.indd ANG:11
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20/5/10 12:06:51
Содержание si629 C
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