Install The Buffer Solution; Install The Indicator Solution - Hach SP-510 User Manual

The relay connector accepts 18–12 AWG (0.75–1.0 mm
operates with the application. A wire gauge less than 18 AWG (0.75 mm
Figure 11 Alarm connections
Terminal block
J7

Install the buffer solution

Buffer solutions are formulated at the factory and are ready to install without preparation. Put the
bottle in the instrument as shown in
the applicable trip point

Install the indicator solution

Indicator solutions are formulated at the factory and are ready to install without preparation. Put the
bottle in the instrument as shown in
applicable trip point on page 24.
Figure 12 Install the buffer and indicator reagents
1 Indicator reagent tube label and bottle
Table 2 Relay wiring
Terminal 1
COM
Figure 12
on page 24.
Figure 12. Refer to
2
) wire. Select the necessary wire gage that
Terminal 2
Normally open (NO)
on page 15. Refer to Buffer and indicator solution for
Buffer and indicator solution for the
2 Buffer tube label and bottle
2
) is not recommended.
Terminal 3
Normally closed (NC)
English 15