Mollet PF User manual

4. A fuse (with max. 4A) has to be connected in series to the voltage supply.
6. The device may put into operation only if it is closed.
7. Switch off the power supply, before opening the device. (touchdangerous voltage)
8. Tear-off danger! Don´t pour on the measuring cone. In case of full indication the filling process has to be stopped immediately.
5. Protect the signal contact from voltage peaks when inductive loads are connected.
Safety instructions
1. The installation, initial operation and maintenance may be done by a qualified expert with electrical know-how only.
3. Take notice of the temperature specifications at the data plate.
2. Complay with the local and statutory rules and regulations and/or the VDE 0100.
and powdery, granulated and grainy bulk goods with a max. grain
Füllstandtechnik GmbH
1.2 Function
Manufacturer MOLLET
74706 Osterburken
Signal contact change-over contact, potentialfree
Cable entry cable gland M20x1.5
Switching voltage 24 V ... 250 V AC
Overpressure safety up to 0.5 bar
Capacity of the contact 4 A / 250 V AC
pendulum more and more aside, as the filling level increases.
Operating instructions
The level indicator observes the filling level as a limit switch in silos
Address Industriepark RIO 103
1.1 Intended use
size up to 100 mm and with a bulk density of 0.3 t/m³ ... 3.0 t/m³.
A signal switch registers this movement and evaluates it.
Bulk good temperature -25 °C ... +80 °C
Cable connection Screw M4
Type PF
Type of protection IP66 acc. to DIN EN 60529
Weight 1.15 kg
Bulk goods, being dumped besides the pendulum, are moving the
1.3 Technical data
Name Pendulum level indicator
or 12 V ... 125 V DC
Ambient temperature -20 °C ... +70 °C
Response delay none
and vessels. It can be used as full and empty indicator for dusty
1. Description
Maintenance none
Mounting position vertical, ± 3° inclination
M LLET
Füllstandtechnik
GmbH
Read and follow these safety instructions first and take notice of the operating instructions.
MOLLET D-74706 Osterburken Tel. [phone] Fax [phone] Operating instructions
04/13 © by MOLLET PF-BA 01
Pendelum extension
Ø 109
670 - 720 mm 58
105
Buckling protector
Rod
Locking nut
Locking nut
Sensor
(Cone)
Housing
Switching point
in all directions
Contact
IP
Ta
Ts
Sensor (Cone) Aluminium or 1.4301 / 304
Rod Aluminium or 1.4301 / 304
1.4 Materials Housing GAL, RAL7001 coated
Buckling protector Stainless steel 1.4301 / 304
Folding bellow NBR, black
1.5 Dimensions
12 58
LK 122, 4x Ø7
Ø 106
Ø 142
003-0200
10°
Folding bellow
Pendulum level indicator
PF

[
M LLET
Füllstandtechnik
GmbH
02 PF-BA 02/20 © by MOLLET
Operating instructions MOLLET D-74706 Osterburken Tel. [phone] Fax [phone]
2.1 Preparation
- Sensor (Cone)
The delivery consists of:
switching point.
- Inspect if the delivery is complete.
- The pendulum has not to be struck by the filling stream.
- The pendulum must be able to swing unimpeded up to the
- Read and follow the safety instructions and the operating
2. Installation
- Housing with buckling protector
- Rod with 2 locking nuts
instructions, before handling with the device !
- If the pendulum has to be mounted from the inside of the vessel,
2.4 Electrical connection
than screw at first the housing at the connection flange and mount
2.3 Mounting in the vessel
2.5 Cable gland
- Screw the cap nut, until the cable entry is closed tightly.
measuring cone and counter the nut with no. 13 open jaw wrench.
Position the level indicator with the gasket at the provided flange
2.2 Mounting of sensor (cone) and rod
- Screw the rod with the left and rigth screwed hexagonal nuts in the
nut with no. 10 and no. 13 open jaw wrench.
and fix it with 4 washers and screws M6.
Circuit diagram
- After electrical connection, tighten the cable gland.
then the pendulum as described.
- Screw now this pendulum in the buckling protector and counter the
- Damaged devices have to put out of operation immediately.
5.1 Maintenance
- Use the level indicator in its intended application only.
- Ignoring of the safety instructions and the operating instructions.
-
- Violation against applicable law and standards.
- The level indicator needs no maintenance.
4.1 Normal operation
-
5.2 Servicing
-
4. Utilization
- Store the level indicator dry and dust-free.
- Damaged parts have immediately replaced with similar.
5. Maintenance and servicing
indicator must not be used any more.
-
- Until the complete reconstruction of the proper function, the level
- Not intended use.
4.2 Inexpert handling
6. Storage
- Dismount the pendulum and store the housing on it´s top.
- Mounting of spare parts which are no original parts.
- Comply with the specifications on the data plate.
- The level indicator can be recycled.
according to the location of the carrier and the local manufacturing
7. Disposal
conditions.
- The disposal applies to the valid environmental guidelines
3. Commissioning
- Put the level indicator into operation only, if the installation and the
electrical connection have been done correctly.
- The level indicator is presetted at sensitive.
Clockwise insensitive.
- With the adjusting nut the device can be adjustable insensitive.
003-AP00
003-0701
NC
NO
C
2
3/4
1
PE
false correct
1
23/4
adjusting nut
Pendulum level indicator
PF

L
L
E
O
T
M
-
-
F
n
ü
e
l
l
k
s
r
t
a
u
n
b
r
d
e
t
t
e
s
c
h
O
n
6
i
k
0
7
G
4
m
7
-
b
D
H
H
ExB
Wolfgang Hageleit
Geschäftsführer / Managing director
EU-Konformitätserklärung
EU-Declaration of Conformity
Wir/We MOLLET Füllstandtechnik GmbH
Industriepark RIO 103
D-74706 Osterburken
Tel. [phone] Fax [phone]
erklären in alleiniger Verantwortung, dass das Produkt:
declares under our sole responsibility, that the product:
Pendel-Füllstand-Grenzschalter / Pendulum limit switch
Pendel-Füllstandanzeiger / Pendulum level indicator
Typ/Type PF ...
den folgenden Europäischen Richtlinien entspricht:
conforms with the following European directives:
Niederspannungsrichtlinie Low voltage directive 2014/35/EU
Angewandte harmonisierte Normen oder normative Dokumente:
Applied harmonized standards or normative documents:
DIN EN 61010-1:2020 DIN EN 60529:2014
Und die Geräte mit W - Kennzeichnung entsprechen zusätzlich der folgenden Europäischen Richtlinie:
And the devices with W - marking conform additional with the following European directive:
ATEX-Richtlinie ATEX directive 2014/34/EU
Je nach Ausführungsvariante angewandte harmonisierte Normen oder normative Dokumente:
Depending on the design applied harmonized standards or normative documents:
DIN EN IEC 60079-0:2019 DIN EN 60079-11:2012 DIN EN 60079-31:2014
EU-Baumusterprüfbescheinigungsnummer:
EU-Type Examination Certificate: IBExU05ATEX1174
Ausgestellt von:.
Issued by: IBExU Institut für Sicherheitstechnik GmbH, 09599 Freiberg (0637)
Qualitätssicherung:
Quality assurance: TÜV NORD CERT GmbH, 30159 Hannover (0044)
Osterburken, den 03.03.2020
EUKE-PF
M LLET
Füllstandtechnik
GmbH
Diese Erklärung darf nur unverändert weiterverbreitet werden.
This declaration is only allowed to hand out in unchanged form.
08_EUKE-PF_3
Index 3
Seite/Page 1 von/of 1

04 PF-ET-01 06/22 © by MOLLET
Single parts MOLLET D-74706 Osterburken Tel. [phone] Fax [phone]
M LLET
Füllstandtechnik
GmbH
PF
Pendulum level indicator
Single parts Pendulum switch
3
5
003-0800
4
6
7
1
2
Item Reference Order code Material
1 Switch Z-15GD-B
2 Cap seal PF-DS001 EPDM
3 Spare part kit incl. switch PF-EP001
4 Folding bellow PF-FB001 NBR
5 Buckling protector PF-KSD01 1.4301 / 304
6 Pendulum rod incl. nuts PF-WE005-AL Aluminium
6 Pendulum rod incl. nuts PF-WE005-VA 1.4301 / 304
7 KF cone vane PF-KF-AL Aluminium
8 RFA pipe vane PF-RF-AL Aluminium
8 RFE pipe vane PF-RF-VA 1.4301 / 304
9 OF ball vane PF-OF-VA 1.4301 / 304
10 XF cross vane PF-XF-VA 1.4301 / 304
11 Pendulum rod PF-ST-NR NBR, aluminium core
3
4
1
2
PF PF-B . - ... PF-B1-S
Ø 110
10° 10° 10°
Ø 40 98x98
Pendulum length
620 mm
Pendulum length
715 - 765 mm
Pendulum length
725 - 775 mm
100
11
9
10
8
160
003-0291