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W. Baelz & Sohn GmbH & Co.

· Koepffstrasse 5 · 74076 Heilbronn · Germany ·

www.baelz.de Seite | Page

Motorized Rotary Actuator

baelz 375-E42

Table of Contents

1. SAFETY

1.1 Intended use

1.2 Instructions for the operator

1.3 Personnel

1.4 Before starting work

1.5 During operation

1.5.1 Transport, installation and assembly

1.5.2 Maintenance and repair

1.6 Working environment

2. PRODUCT DESCRIPTION

2.1 Identification

1.7 Motorized rotary actuator

2.2 Technical Specifications

3.2 Accessories and options

3.1 Type name

2.3 Operating conditions

3. TRANSPORT AND STORAGE

4. ASSEMBLY

4.1 Fitting position

4.2 Assembly with the valve

4.3 Principle of operation

4.3.1 Manual adjustment

4.3.2 Removing the cover

4.4 Electrical connection

4.5 Carrying out the electrical connection

5. COMMISSIONING

5.1 Setting the mechanical end stops

5.2 Setting the limit switches

5.3 Test run

5.3.1 Checking the direction of rotation

5.3.2 Switching off in end positions

6. RETROFITTING OF ADDITIONAL COMPONENTS

6.1 Retrofitting of potentiometer

6.2 Retrofitting of two additional travel switches (2EZ)

6.3 Fitting the 7020A digital postioner

Содержание BA 375-E42

Страница 1: ...5 74076 Heilbronn Germany www baelz de Seite Page BA_375 E42_01_DEF_MJ_4419 Operating Instructions BA 375 E42 Motorized Rotary Actuator baelz 375 E42 Technical specifications subject to change without...

Страница 2: ...Accessories and options 7 3 1 Type name 7 2 3 Operating conditions 7 3 TRANSPORT AND STORAGE 7 4 ASSEMBLY 8 4 1 Fitting position 8 4 2 Assembly with the valve 8 4 3 Principle of operation 9 4 3 1 Man...

Страница 3: ...7 2 6 3 point control with a continuous output signal 19 7 3 Wiring diagrams and allocation of connection terminals 19 7 3 1 Wiring diagram 19 7 3 2 Allocation of connection terminals 20 7 4 Configura...

Страница 4: ...ication complies with the identification label of the rotary actuators before starting any activities The actual technical data of the rotary actuators and the power supply requirements are the specif...

Страница 5: ...in a safe manner and avoid any operation that would endanger the safety of persons or damage the rotary actuator or other property in any way 1 4 Before starting work Before carrying out any work chec...

Страница 6: ...ical Specifications baelz 375 E42 Torque Nm 150 Postioning time for 90 s 60 at 60 Hz the positioning speed and power consumption both increase by 20 Power consumption 230 V VA 65 Nominal current 230 V...

Страница 7: ...er against rain direct sunlight strong draughts dust 3 TRANSPORT AND STORAGE Risk of injury caused by failure to observe safety regulations Caution Wear the required personal and other protective equi...

Страница 8: ...wheel on the rotary actuator anticlockwise until the mechanical stop of the OPEN position is reached before assembling Thorougly degrease the contact surfaces of the connecting flanges of the rotary a...

Страница 9: ...motion If a positioner is used the actuator will automatically move back to the original position Therefore only carry out manual adjustment when the actuator is disconnected from the power supply It...

Страница 10: ...wiring and connection observe the regulations for the construction of electric power installations and the regulations of the local energy supplier Check compliance of the supply voltage and frequenc...

Страница 11: ...range If the range is exceeded rotate the coupling by one tooth relative to the output shaft Fig 3 Setting the mechanical end stops 5 2 Setting the limit switches Move actuator into chosen end positi...

Страница 12: ...potentiometer limit switches or positioning electronics While performing this activity there is unobstructed access to hazardous live exposed moving and rotating parts Adjustments performed incorrect...

Страница 13: ...iometer shaft Solder the potentiometer wiring to the potentiometer insert downwards through the 8 mm hole and connect to the lower part of the plug connector 2 red 28 gray 29 yellow 30 Fix the lower p...

Страница 14: ...connect actuator from power supply before starting work Danger 1 Remove the two allen screws 1 on the main switch board Replace them with two spacer bolts 3 2 Clip the spacer 2 into the main switch bo...

Страница 15: ...elow 2 Replace the screws with the spacer bolts 3 Place the adaptor panel onto the spacer bolts and the capacitor bracket and fix with the metal countersunk screws IMPORTANT NOTE The holes in the adap...

Страница 16: ...age the screw thread 2 Fit the 7020A digital positioner circuit board To do this place the plastic spacer sleeves over the four threaded holes in the corners of the isolation panel Insert the slotted...

Страница 17: ...www baelz de Seite Page Motorized Rotary Actuator baelz 375 E42 3 Wire up the circuit board and the actuator using the wiring provided and according to the wiring diagram provided 4 After fitting the...

Страница 18: ...d operating options For further information and additional functions see baelz 7020 operating instructions 7 2 1 Standard operation using DIP switches The DIP switches can be used to carry out standar...

Страница 19: ...action into account See wiring diagrams in the baelz 7020 operating instructions 7 2 6 3 point control with a continuous output signal 1 Set the positioner up and wire to power supply as described pr...

Страница 20: ...N S switch must be set to S safety mode 20 22 Digital input for a switch used to select between two conditions e g open closed or summer winter 23 24 25 26 Analogue output position indicater using vol...

Страница 21: ...rns clockwise valve closed Actuator turns anticlockwise valve closed DIP 5 Current position of the actuator is saved as additional switching position 2EZ 1 See wiring diagram page 20 from 0 to 1 save...

Страница 22: ...or not the unit was already initialized before starting the current initialization run The direction of operation must not be confused with heating cooling Heating in standard mode is carried out wit...

Страница 23: ...DIP 12 is set to 1 errors and alarms occurring during normal positioner operation will not be shown This enables errors occurring during initialization to be distinguished from errors during normal p...

Страница 24: ...actuator travel time and switching hysteresis are determined Switch DIP switch 12 from 0 to 1 to start an initialization run The red LED is lit during initialization When initialization has been succe...

Страница 25: ...tialization run Initialization still possible If the red LED is flickering the position of the potentiometer is at the edge of the optimal range and therefore OK 5 green and red flashing Error during...

Страница 26: ...sitioner operation Setting DIP switch 12 from 1 back to 0 permits the red LED to show any normal operational errors instead of initialization errors which may have occured Error code Error Corrective...

Страница 27: ...codes can be allocated The error codes 7 to 10 are not allocated and are reserved for additional alarms Error code Error Corrective action 1 Sensor malfunction at analogue input AI1 No signal from pot...

Страница 28: ...V 100 mA 2 output signals Output 1 0 2 10 V min ohmic resistance 5k Output 2 0 4 20 mA max ohmic resistance 300 Factory setting 0 10 V and 0 20 mA Input signal 0 2 10V Re 63k 0 4 20mA Re 200 measureme...

Страница 29: ...ung heater 11 1 Zusatzpotentiometer additional potentiometer 13 Gewindestift setscrew 15 Sechskantmutter hex nut 21 1 Motorklemme 3 motor terminal 3 26 1 Handrad handwheel 26 2 Zylindergriff cylindric...

Страница 30: ...rrectly installed 2 Check the actuator settings and the specifications on the nameplate 3 Correct the problems as specified in the checklist page 31 4 If the problem cannot be corrected contact the Ba...

Страница 31: ...ns dismantle rotary actuator and return for repair Voltage drop due to connecting cables being too long and or having insufficient cross section Measure current data with rotary actuator recalculate c...

Страница 32: ...nor to make this drawing accessible to a thirdparty without our permission Ce plan ne doit pas tre ni photocopi ni polycopi ni rendu accessible un tiers Anschlussma e ISO5211 D3 mm D4 mm h2 mm Mmax N...

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