Hach-Lange HACH 5500 sc Installation - Manual (Page 17)

Figure 14 Isolated TTL type digital input
1 Jumper (12x) 3 Isolated TTL type digital input
2 Digital input connectors 4 Relay/Open-collector type input
Install additional modules
Modules can be added for additional output, relay or communications
options. Refer to the documentation that is supplied with the module.
Install the analyzer bottles
C A U T I O N
Chemical exposure hazard. Obey laboratory safety procedures and
wear all of the personal protective equipment appropriate to the
chemicals that are handled. Refer to the current safety data sheets
(MSDS/SDS) for safety protocols.
Refer to Figure 15 to install the analyzer bottles. Make sure that the color
and number on the cap is the same as the color and number on the
analyzer bottle.
English 17