Siemens EF6 Series Manual de usuario Pagina 13

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Screw terminal 1
Spring-loaded 2
terminal
Screw terminal 1
Spring-loaded terminal 2
AC/+U
S1
A2 (–)
IN2 8V2
RESEN
A1 (+)
24V BN
I
BU
NO
AC/0V
12 14
11
K1
K2
IN1
0V
3UG46 51
K1
NAMUR
Reset
A2 (–)
IN2 8V2
A1 (+)
EN
S1
RES
I
1
4
3
NO
AC/+U
AC/0V
S1
12
11
K1
K2
14
24V
IN1
0V
3UG46 51
K1
DC 24V/
max. 50 mA
Reset
Enable
3UG4 monitoring relays for 1- and 2-point level monitoring of conductive liquids
Sensitivity Contacts Tripping Width Control Order No.
delay time supply voltage
2200 k 1 CO 0.1–10 s 22.5 mm 24 V AC/DC 3UG4501- AA30
24–240 V AC/DC 3UG4501- AW30
Probes for level monitoring
Description Cable connection Number of poles Order No.
Wire electrode, 500 mm long, 3 x 0.5 mm
2
, 2 m 3-pole 3UG3207-3A
with Teflon insulation, 2 x 0.5 mm
2
, 2 m 2-pole 3UG3207-2A
max. operating temperature 90 °C,
max. operating pressure 10 bar
Bar-type electrode for lateral mounting, 3 x 0.5 mm
2
, 2 m 2-pole 3UG3207-2B
max. operating temperature 90 °C, 2 x 0.5 mm
2
, 2 m 1-pole 3UG3207-1B
max. operating pressure 10 bar
Rod-type electrode, rugged, 2 x 0.5 mm
2
, 2 m 1-pole 3UG3207-1C
max. operating temperature 90 °C,
max. operating pressure 10 bar
3UG 3207-1C3UG 3207-2B
3UG 3207-3A
This method is
applicable to very
many liquids and
substances;
prerequisite:
specific resistance
< 200 k
1- and 2-point level monitoring, overflow protection
Product k
Natural water 5
Waste water 5
Starch solution 5
Oil 10
Condensed water 18
Soap foam 18
Jams 45
Jellies 45
Sugar solution 90
Whiskey 220
Distilled water 450
Product k
Buttermilk 1
Fruit juice 1
Vegetable juice 1
Milk 1
Soup 2.2
Beer 2.2
Coffee 2.2
Ink 2.2
Salt water 2.2
Wine 2.2
Speed monitoring
Without enable input With enable input
3UG4 monitoring relays for upper and lower speed exceedance monitoring
Measuring range Contacts Start-up Tripping Width Control Order No.
bridging time delay time supply voltage
Pulse/min 1 CO 1–900 s 0.1–99.9 s 22.5 mm 24 V AC/DC 3UG4651- AA30
0.12200 24–240 V AC/DC 3UG4651- AW30
(10–36.67 Hz)
12 | 13
Monitoring Relays
NEW!
NEW!
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