Reo Elektronik REOTRON MEW Operating Instructions Manual Download Page 11

 
 

Operating Instructions

 

REOTRON MEW 

 

REO

 

UK LTD 

 

11

 

ELEKTRONIK

ELEKTRONIK

ELEKTRONIK

ELEKTRONIK

 

9.0 Adjustment Components

 

 

 
LED Indicator Functions

 

 

ERROR  

System fault 

TEMP  

Over 

temperature 

SYNC   

Mains synchronisation fault 

I-Max 

 

Current limit reached ie current regulator active 

LOAD 

 

Impedance fault / peak current reached 

MAX 

 

Max. adjustment limit reached 

INIT  

Initialisation 

phase 

READY   

Ready to operate 

ENABLE Enable 
IN1 

 

External Input 1 (Reserved) 

IN2 

 

External Input 2 (Reserved)

 

 

S2 

S2 = 1 

S2 = 2 

S2=3 

 
P1 =Umin/coarse 
P2 = Umin/fine 

 
Imin/coarse 
Imin/fine 

 
Ramp up 
Ramp down 
times 

 
P3 = P-Characteristic voltage regulator 
P4 = P-Characteristic current regualtor 
 

 
Selector Switch S1 
 
S1/1 - OFF = Phase angle  control  ON = Full wave control 
S1/2 -    

 

S1/3 -    

Reserved for curent controller 

S1/4 -  
S1/5 – OFF = 0...20 mA 

 

 

ON = 4...20 mA (Setpoint) 

S1/6 - OFF = I/U-Regulation 

 

ON = Power regulation 

S1/7 - OFF = without data interface  

ON = with data interface 

S1/8 - OFF = Reserved 
 
Selector Switch S2 
 
0 = Normal operation (Regulator) 
1 = Adjustment Umin 
2 = Adjustment Imin 
3 = Adjustment ramp up/down times 
4 = Reserved 
5 = Uncontrolled operation (no regulation / no current limiting) 
6-E = Reserved 
F = Reinstate factory settings 

 
RESET = System reset-Button 
SETUP = Enter new parameters 
 
 

 
 
 

 

 
 
 
 
 
 
 

ON

OFF

1

2
3

4

5

6

7

8

ERROR

ENABLE

TEMP

SYNC

I-max

LOAD

MAX

INIT

READY

IN1

IN2

P1

P2

P3

P4

S1

U-max

I-max

S2

RESET

SETUP

 1 

 2 

 3  4  5  6  7

  8 

 9  A

   B  C

   D 

  E 

 F

  

REOTRON

MEW

ELEKTRONIK

ELEKTRONIK

ELEKTRONIK

ELEKTRONIK

 

Summary of Contents for REOTRON MEW

Page 1: ...10 Long Lane Industrial Estate 08 99 Craven Arms Shropshire SY7 8DU Tel 01588 673411 Fax 01588 672718 http www reo co uk eMail main reo co uk Operating Instructions REOTRON MEW Single Phase Power Controller ELEKTRONIK ELEKTRONIK ELEKTRONIK ELEKTRONIK ...

Page 2: ...cording to IEC 364 Safety Instructions The following instructions are provided for the personal safety of operators and also for the protection of the described product and connected equipment Warning Hazardous Voltage Failure to observe can kill cause serious injury or damage Isolate from mains before installation or dismantling work as well as for fuse changes or post installation modifications ...

Page 3: ... and Outputs 5 3 1 Setpoint Input U 6 3 2 Setpoint Input I 6 3 3 Enable Regulator Inhibit 6 3 4 Actual Voltage Output Option 6 3 5 Actual Current Output Option 6 3 6 Fault Indication 6 4 0 Construction 6 5 0 Adjustment Facilities 7 6 0 Adjustment Instructions 7 7 0 Technical Data 9 8 0 Ordering Codes 10 9 0 Adjustment Components 11 10 0 Fuse Change 12 11 0 Installation Guidelines 12 12 0 Guideline...

Page 4: ...s Preheating Plants Air Conditioning Plant Tunnel Heaters Room Heating Equipment Fan Heating Systems Plastic Moulding Equipment Extruders 2 0 Function description The MEW thyristor control unit was designed to operate with a symetrical load They include a voltage and current regulator In the voltage regulation mode the output voltage determined by the set point is held constant by an internal circ...

Page 5: ...ocessor controller with PI Characteristics the P portion is adjustable externally by using trimmer P3 The units maximum voltage output is factory set to the rated voltage for 100 set point Therefore the setpoint cannot be fully used during voltage regulation since this would not allow for any over voltage In this operating mode voltage regulation either the setpoint must be limited or the maximum ...

Page 6: ...mentary voltage output This generates 10V for 100 of the units possible output voltage using the Umax set value 3 5 Actual Current Output Option A 0 10 V DC output signal is provided and this corresponds to the units momentary current output This generates 10V for 100 of the units possible output current using the Imax set value 3 6 Fault Indication Relay changeover contacts are provided for indic...

Page 7: ...ends from zero to the adjusted range maximum The maximum value must be set first Adjustment of the MAX Values Umax Hint If the output voltage is to be regulated at the maximum set point then the maximum output voltage must be limited at a value which reduces the regulation range Switch on the mains voltage and enable the unit Set the current set point to maximum Now increase the voltage set point ...

Page 8: ...is similarly achieved using the trimmer P1 for Ramp up and P2 for Ramp down times With the voltage set point at zero and the current set point at maximum Set rotary switch S2 on the front panel to position 3 and press the RESET button Next set the required ramp time 0 1 10s using trimmer P1 and test for a set point change from zero to 100 afterwards set the ramp down time with trimmer P2 and again...

Page 9: ...0 230 230 V 6 10 0 230 V 110 A MEW 110 400 400 V 6 10 0 400 V 110 A MEW 150 400 400 V 6 10 0 400 V 150 A Load Types resistive resistive inductive for transformers max induction 1 45 Tesla Setpoint source 5 10 kΩ Potentiometer 0 10V DC 0 20 mA Ramp up down time 0 1 10 sec Enable Switch 12 24 V DC Actual value output I 0 10 V DC Actual value output U 0 10 V DC Fault relay 1 change over contacts 250 ...

Page 10: ...unit REOTRON MEW 50 230 DA 6338 50 A 230 V with D A Module REOTRON MEW 50 400 DA 6337 50 A 400 V with D A Module REOTRON MEW 50 230 RS 6339 50 A 230 V with RS 232 Interface REOTRON MEW 50 400 RS 63310 50 A 400 V with RS 232 Interface REOTRON MEW 50 230 IS 6333 50 A 400 V with INTERBUS S Interface REOTRON MEW 50 400 IS 6334 50 A 400 V with INTERBUS S Interface REOTRON MEW 80 230 6341 80 A 230 V Sta...

Page 11: ...tor P4 P Characteristic current regualtor Selector Switch S1 S1 1 OFF Phase angle control ON Full wave control S1 2 S1 3 Reserved for curent controller S1 4 S1 5 OFF 0 20 mA ON 4 20 mA Setpoint S1 6 OFF I U Regulation ON Power regulation S1 7 OFF without data interface ON with data interface S1 8 OFF Reserved Selector Switch S2 0 Normal operation Regulator 1 Adjustment Umin 2 Adjustment Imin 3 Adj...

Page 12: ...ce of approximately 250mm The control cables should be shielded and the shield should be connected to earth 12 0 Guidelines on Electromagnetic Interference INTERBUS S is a serial data transfer system which was conceived for applications in an industrial environment When correctly installed INTERBUS S complies with all the requirements specified in the standard IEC 801 for data transfer systems in ...

Page 13: ...U 230V 50 60Hz 400V 50 60Hz Load NC C NO 0 0 0 10V 0 10V Actual value Voltage Actual value Current 11 12 13 14 15 16 17 18 19 20 Optional 21 22 23 24 25 26 L1 L L2 N PE 0 0 10V 10V 1 2 3 4 5 6 7 8 9 10 10k 10k Voltage setpoint Current setpoint Enable 1 2 3 4 5 6 7 8 9 10 0 0 Setpoint Voltage Setpoint Current 0 20mA 0 20mA Enable 24V DC to terminal 15 1 2 3 4 5 6 7 8 9 10 Enable 0 0 Setpoint Voltag...

Page 14: ...RROR ENABLE TEMP SYNC I max LOAD MAX INIT READY IN1 IN2 P1 P2 P3 P4 S1 U max I max S2 RESET SETUP 0 1 2345 6 7 8 9 A B C D E F e REOTRON MEW d x 205 ELEKTRONIK ELEKTRONIK ELEKTRONIK ELEKTRONIK Dimension MEW10 MEW20 MEW50 MEW80 MEW110 a 70 70 60 90 b 35 15 15 30 30 c 70 110 110 150 180 d 290 290 290 320 320 e 280 280 280 304 304 x 5 5 5 10 ...

Page 15: ...EOTRON MEW FOR CONTINUED FIRE PROTECTION REPLACE ONLY WITH SPECIFIED TYPE AND RATED FUSE DISCONNECT POWER INPUT BEFORE REPLACING FUSE 320 290 90 180 1 4 7 8 F ELEKTRONIK ELEKTRONIK ELEKTRONIK ELEKTRONIK 11 12 13 14 15 16 17 18 19 20 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 21 22 26 25 23 24 7 8 1 Control terminals 2 Power terminal Input L1 3 Power terminal Input L2 N 4 Power terminal Output V N 5 Power te...

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