HACH LANGE si629 C Manual page 13

3. Installation
Terminal assignment (interior panel)
DANGER
Relays:
- Limit the current up to 3 A by using one fuse.
- Do not connect cables with voltage higher than 24 V.
si629 C_HACH LANGE_Ed 0510.indd ANG:9 si629 C_HACH LANGE_Ed 0510.indd ANG:9
VCA
WHEN IT IS ON, IT INDICATES A FUSED FUSE.
4-20 mA
Pt 1000
CELL
L 1
A
L 2 / C
Important notes:
• El si629 C does not require ground conec-
tion (3 or 4 terminals).
• In environnements with interference prob-
lems it is recommended to connect the in-
strument to ground in terminal 3.
If ground connection is not available, it is
recommended to leave terminal 3 free and
connect the additional shield of the triaxial
cable to the terminal 8 (Pt 1000 shielding).
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