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Bender RCMA420-DM, Manual

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Bender RCMA420-DM Manual Download Page 28

Operation and setting

28

RCMA420-DM_D00060_02_M_XXEN/06.2016

5.5.4

Setting the fault memory to con mode

5.5.5

Selecting the output current range of the analogue 
interface 

0.0.4 mA means 0…400 μA;  
0.20 mA means 0…20 mA; 4.20 mA means 4…20 mA

5.5.6

Select output voltage range of the analogue interface

0.10 V means 0…10 V

2x

>1,5 s

3x

2x

>1,5 s

Summary of Contents for RCMA420-DM

Page 1: ...Manual EN RCMA420 DM Residual current monitor for monitoring AC DC and pulsed currents in TN and TT systems with an analogue interface Software version D242 V1 2x RCMA420 DM_D00060_02_M_XXEN 06 2016...

Page 2: ...any Londorfer Strasse 65 35305 Gruenberg Germany Tel 49 6401 807 0 Fax 49 6401 807 259 E Mail info bender de www bender de Bender GmbH Co KG All rights reserved Reprinting only with permission of the...

Page 3: ...anty and liability 11 1 7 Disposal 12 2 Safety instructions 13 2 1 General safety instructions 13 2 2 Work activities on electrical installations 13 2 3 Intended use 14 3 Function 15 3 1 Device featur...

Page 4: ...erview 24 5 5 2 Changeover from overcurrent to undercurrent mode or to window mode 26 5 5 3 Response value setting for overcurrent 27 5 5 4 Setting the fault memory to con mode 28 5 5 5 Selecting the...

Page 5: ...5 6 Commissioning 33 5 7 Factory setting 33 5 8 Error codes 34 6 Technical data 35 6 1 Data in tabular form 35 6 2 Standards approvals and certifications 38 6 3 Ordering information 39 6 4 Current an...

Page 6: ......

Page 7: ...is intended for qualified personnel working in electrical engineering and electronics This signal word indicates that there is a high risk of danger that will result in electrocution or serious injur...

Page 8: ...Troubleshooting Telephone 49 6401 807 760 Fax 49 6401 807 259 In Germany only 0700BenderHelp Tel and Fax E mail support bender service de 1 2 2 Repair service Repair calibration update and replacemen...

Page 9: ...bleshooting of Bender products Analysis of the electrical installation in the building power quality test EMC test thermography Training courses for customers Telephone 49 6401 807 752 762 technical i...

Page 10: ...andard software as part of de liveries modifications and changes to general delivery conditions for prod ucts and services in the electricalindustry set out by the ZVEI Zentralverband Elektrotechnik u...

Page 11: ...oning operation and maintenance of the device Unauthorised changes to the device made by parties other than the manufacturer Non observance of technical data Repairs carried out incorrectly and the us...

Page 12: ...mmu nity In Germany these policies are implemented through the Electrical and Electronic Equipment Act ElektroG According to this the following applies Electrical and electronic equipment are not part...

Page 13: ...regulations must be complied with The European stand ard EN 50110 can be used as a guide Only qualified personnel are permitted to carry out the work necessary to install commission and run a device...

Page 14: ...adjustable response ranges allow to distinguish between prewarning I n1 50 100 of the set response value I n2 and alarm I n2 Since the values are measured with measuring current transformers the RCMA...

Page 15: ...delay is activated Residual current measurement takes place via an external measuring current transfor mer of the W20AB W60AB P series The currently measured value is shown on the LC display In this w...

Page 16: ...n form of an error code on the display 3 2 4 Manual self test While the test button T is pressed and held down all device related display elements appear on the display After pressing the test button...

Page 17: ...ndow mode SEt In In the window discriminator mode the threshold values I1 and I2 represent the upper and the lower value If the measured value is not within this area an alarm is initiated by the devi...

Page 18: ...is set to con mode the alarm parameters remain stored even on failure of the supply voltage Stored alarms can be reset by me ans of the reset button R 3 2 13 Interface option The device provides an an...

Page 19: ...rk necessary to install commission and run a device or system Risk of electrocution due to electric shock Touching live parts of the system carries the risk of An electric shock Damage to the electric...

Page 20: ...see ordering information to a position that it projects bey ond the enclosure Then fix the device using two M4 screws 2 Wiring Connect the device according the wiring diagram Key to wiring diagram Ter...

Page 21: ...ption of the meaning of the display elements is given in the table below Display elements in use Element Function I2 Response value I n2 as mA Alarm 2 I1 Response value I n1 as of I n2 Alarm 1 prewarn...

Page 22: ...m 2 lights yellow Res ponse value 2 reached I n2 13 mA M 13 mA flow through the measuring current transformer fault memory active T Test button 1 5 s To indicate the available display ele ments to sta...

Page 23: ...2 Alarm 1 prewarning Hys Hysteresis I n1 I n2 out output control M Fault memory I U Selection current voltage 0 400 A 0 20 mA 4 20 mA 0 10 V AnA Analogue outp 100 refe rence I2 AL 100 reference relate...

Page 24: ...mode 5 5 1 Parameter query and setting overview In the standard mode the currently set response values I1 and I2 can be displayed using the Up and Down keys Menu item Adjustable parameter AL Response...

Page 25: ...lues overcurrent mode HI undercurrent mode Lo or window mode In Enable or disable password protection change password Re establish factory settings Service menu SyS blocked InF Query hard and software...

Page 26: ...th Enter The current value for prewarning appears on the flashing display 5 Use the Up or Down key to set the appropriate prewarning value Con firm with Enter I1 flashes 6 You can exit the menu by pre...

Page 27: ...ting for overcurrent Response value I2 overcurrent Response value I1 overcurrent Hysteresis Hys of the response values I1 I2 Increasing the response value I2 Example overcurrent Increasing the respons...

Page 28: ...tting the fault memory to con mode 5 5 5 Selecting the output current range of the analogue interface 0 0 4 mA means 0 400 A 0 20 mA means 0 20 mA 4 20 mA means 4 20 mA 5 5 6 Select output voltage ran...

Page 29: ...value of the output signal is to be referred to res ponse value I2 I n2 AL or to a freely configurable value Select the approp riate value from the range 10 mA 500 mA Factory setting related to the re...

Page 30: ...up delay t 0 10 s when the device is being started Setting the start up delay t 5 5 9 Changing from overcurrent operation to window operation Use this menu item to set whether the response values of t...

Page 31: ...and password protection Use this menu to activate the password protection to change the password or to deactivate the password protection In addition you can reset the device to its factory settings a...

Page 32: ...1 Restoring factory settings 5 5 12 Device information query Example This function is used to query the software 1 xx version After activating this function data will be displayed as a scrolling text...

Page 33: ...M is flashing the history memory can be cleared by pressing the Enter key 5 6 Commissioning Prior to commissioning check proper connection of the residual current mo nitor 5 7 Factory setting Response...

Page 34: ...the error code will be auto matically deleted E 02 Fault CT connection monitoring during manual self test Appropriate action Check CT connection for short circuit or interruption After eliminating th...

Page 35: ...ge range Us AC 24 60 V DC 24 78 V Operating range Us AC 16 72 V DC 9 6 94 V Frequency range Us DC 42 460 Hz RCMA420 DM D 2 Supply voltage range Us AC DC 100 250 V Operating range Us AC DC 70 300 V Fre...

Page 36: ...steresis 10 25 15 Specified time start up delay t 0 10 s 0 5 s Displays memory Display range measured value AC 0 1 5 A Display range measured value DC 0 600 mA Error of indication 17 5 2 digit Measure...

Page 37: ...0721 3 3 3K5 except condensation and formation of ice Transportation IEC 60721 3 2 2K3 except condensation and formation of ice Storage IEC 60721 3 1 1K4 except condensation and formation of ice Class...

Page 38: ...ening force 50 N Test opening diameter 2 1 mm Other Operating mode continuous operation Mounting position display oriented Degree of protection internal components IEC 60529 IP30 Degree of protection...

Page 39: ...quency 0 2000 Hz 0 2000 Hz Supply voltage Us DC 9 6 V 94 V AC 42 460 Hz 16 72 V DC 70 300 V AC 42 460 Hz 70 300 V Art No B 7 push wire terminal B 7404 3003 B 9404 3003 B 7404 3008 B 9404 3008 Absolute...

Page 40: ...measuring current transformers Snap on mounting for DIN rail W20AB W35AB P B 9808 0501 Snap on mounting for DIN rail W60AB P B 9808 0502 6 4 Current and voltage curves of the analogue interface Curre...

Page 41: ...14 Interface options 18 L LED Alarm 1 lights 22 LED Alarm 2 lights 22 M Manual self test 16 Menu AL response values 23 HiS history memory for the first alarm value 23 InF hard and software version 23...

Page 42: ...in window discriminator mode 17 Response delay ton 17 S Select analogue interface 28 Select the appropriate parameter for res ponse values 25 Service 8 Set response values Hysteresis 27 Overcurrent I...

Page 43: ......

Page 44: ...r GmbH Co KG P O Box 1161 35301 Gruenberg Germany Londorfer Strasse 65 35305 Gruenberg Germany Tel 49 6401 807 0 Fax 49 6401 807 259 E Mail info bender de www bender de Photos Bender archives BENDER G...

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