Hach-Lange HACH 5500 sc SiO2 Installation - Manual (Page 14)

W A R N I N G
Electrical shock and fire hazards. Make sure that the supplied cord and non-
locking plug meet the applicable country code requirements.
W A R N I N G
Electrocution hazard. Make sure that the protective earth conductor
has a low impedance connection of less than 0.1 ohm. The connected
wire conductor must have the same current rating as the AC mains line
conductor.
N O T I C E
The instrument is used for a single phase connection only.
Cord installation: The manufacturer recommends to use the optional
cord and sealing gland. Refer to the maintenance manual for the
replacement parts list. For a customer-supplied cord, three 18-gauge
conductors are required and the cord must be shorter than 3 meters
(10 feet). Use a sealing type strain relief to keep the environmental rating
of the instrument. Refer to
Specifications on page 3. To connect power
to the instrument, refer to Table 3 or Table 4 and Figure 13 .
Table 3 AC wiring information (AC models only)
Terminal Description Color—North
America Color—EU
1 Protective Earth (PE)
Ground Green Green with
yellow stripe
2 Neutral (N) White Blue
3 Hot (L1) Black Brown
Table 4 DC wiring information (DC models only)
Terminal Description Color—North
America Color—EU
1 Protective Earth (PE)
Ground Green Green with
yellow stripe
2 24 VDC return (–) Black Black
3 24 VDC (+) Red Red
14 English