JULABO FPW50-HL Refrigerated Circulators - Manual (Page 74)

Menu functions
74
Level 2 Level 3 Parameter-level
Possible parameters: normal, inverse

The parameter flashes, switch by pressing
and
9.9.1. Control connector
Control connector (14):
SV-Out >Backflow< or >C-Pulse< or >Refill<
The control output (14) can be adapted to solenoid valves for different
tasks.
>Backflow< In the OFF condition, the control output (14) is not
powered.
See – Backflow safety device- on page 26
>C-Pulse< The control output (14) can be used to emit a cooling pulse.
For the pulsing period, the output is powered.
(only used with Heating Circulators)
>Refill< Control of a - Automatic Refill Device - (Accessories)