17
4. OPERATING HINTS
4.1. Switching
characteristics
output relay connect and LED on, if
sensor is immersed (SE) e.g. MIN
alarm
output relay connect and LED on, if
sensor is not immersed (SA) e.g.
MAX alarm
Fig. 5
4.2.
Setting of the sensitivity
Fig. 6
Adjust potentiometer clock-wise result in high immunity against air-bubbles and low
sensitivity against waves and splash. Adjust potentiometer anticlockwise result in high
sensitivity, e.g. sensing foam.
4.3. Function table, LED, relay and DIL-switch
not immersed
disconnect
switching if
not immersed
(SA)
MAX
LED
relay
DIL
switching if
immersed
(SE)
MIN
LED
relay
DIL
connect
on
disconnect
off
off
connect
on
immersed
Fig. 7
OFF
DIL-switch
S1
ON
OFF
ON
ING. ROLF HEUN | Meß- Prüf- Regeltechnik GmbH | Hufeisen 16 | 21218 Seevetal/Hittfeld
Tel: 04105-5723-0 | Fax: 04105-5723-66 | [email protected] | www.heun-messtechnik.com
