EPM-34 - Westech Electric Limited
Contents
1. PASS CodE EnbL menu is displayed epM 34 AMMETER true rms By using UP DOWN buttons set 1st digit A Press SET button 2nd digit of second A display blinks If you set 1st digit Press SET button 1st digit of second display blinks EPM 34 _ AMMETER true rus By using UP DOWN SET buttons enter the PA 5 5 A incorrect you can set again by pressing password ESC button A By using UP DOWN buttons set 2nd Press SET button EnbL no is displayed digit Pas E moe By using UP DOWN buttons find EnbL E W Press SET button dE 1 or dE 2 is displayed new value is entered but yES menu L cioar I it is not executed yet In order to set the new value please follow below steps Press SET button PASS CodE EnbL is displayed New value is entered Press ESC button one by one until SAUE SEt no is displayed set but it is not executed yet In order to set the new value please follow below steps By using UP DOWN buttons find SAUE SEt yES Ese Press ESC button one by one until SAUE SEt no is displayed Press SET button while SAUE SEt yES is displayed If you press i i ESC button or select no option instead of yES new data is t By Using YR POWIN Dutton find SEY cancelled and the previous data is set i Press SET button while SAUE SEt yES is displayed If you press noc User Password Settings Aaa RR Tea PA Ja 5 User password is set and activa2. 0 1 standard Dimensions Panel Cut outs By using UP DOWN buttons find PASS CodE CHnG menu acm Wall pen mm 70mm m m __ _ Press SET button 1st digit of second display blinks s z E 5 S 8 q cpus AMMETER 96mm a ae ie te By using UP DOWN SET buttons enter Jeo Type PR 19 96x96 Type PR 19 96x96 somm old password P A 5 5 7 Connection Diagram u _ gt C V Fe gt Factory Set Values A re gt system By using UP DOWN SET buttons enter Loot 3 s Ctr 0001 new password SEC 5A F LAN 5 A ERE REA dti 15 Surentveasuenentiot PR 19 dt2 30 By using UP DOWN SET buttons enter E W EJ a PASS CodE EnbL no re enter new password L cioar PASS CodE 1234 A3804 Rev 2
3. A 5 Ais used between the system and EPM 34 CT ratio must be set as 6 30 5 6 When DOWN button is pressed 1st demand values are displayed In order to set CT ratio In the measurement mode Press SET button for 3 secs CUr rEnt trF menu is displayed Press SET button Ctr menu is displayed Press SET button 1st digit of second display blinks Find 1st digit of the value which you want mom to enter by scrolling UP DOWN buttons L t r Press SET button 2nd digit of second display blinks If you set 1st digit value incorrect you can set again by pressing ESC button fs sk Find 2nd digit value by scrolling E W D UP DOWN buttons Cee Press SET button 3rd digit of second display blinks If you set 2nd digit value incorrect you can set again by pressing ESC button Find 3rd digit value by scrolling UP DOWN buttons Press SET button 4th digit of second display blinks If you set 3rd digit value incorrect you can set again by pressing ESC button Find 4th digit value by scrolling UP DOWN buttons Press SET button Ctr is displayed Press ESC button one by one until SAUE SEt no is displayed By using UP DOWN buttons find SAUE SEt yES Press SET button while SAUE SEt yES is displayed If you press ESC button or select no option instead of yES new data is cancelled and the previous data is set Current transformer secondary value setting In this menu current trans
4. AMMETER EPM 34 EPM 34 AMMETER rrue rms Esc L ciar Display of IL1 input 2 amp Display of IL2 input 3 Display of IL3 input 4 ESC button to exit from a menu any time Bi cc DOWN button Obana UP button SET button It is used to enter into the menu and to save the values If SET button is pressed for 3 seconds in the measurement mode you can enter into menus PRECAUTIONS FOR INSTALLATION AND SAFE USE Failure to follow those instructions will result in death or serious injury Disconnect all power before working on equipment When the device connected to the network do not remove the back panel Do not try to clean the device with solvent or the like Only clean the device with dried cloth Verify correct terminal connections when wiring Electrical equipment should be serviced only by your component seller Only for rack panel mounting The fuse should be used F type and current boundary value must be 6A No responsibility is assured by manufacturer or any of its subsidiaries for any consequences arising out of the use of this material General Information EPM 34 is designed to measure the phase currents in 3 phase systems Applications of EPM 34 1 It can measure Phase Currents IL in 3 phase systems 2 You can observe demand and max demand values of measured currents with 2 different periods also the calculation time for demand and max demand values can be determi
5. emand calculation time Menu dC WAGIE 1 demand time can be set between 1 60 minutes which is independent from dE 2 In this time interval 1st demand and tst max demand values are calculated d E e dE 2 2nd Demand Time 2nd Demand calculation time Menu dE 2 demand time can be set between 1 60 seconds which is independent from dE 1 In this time interval 2nd demand and 2nd max demand values are calculated In order to set demand calculation time in measurement mode Press ESC button one by one until SAUE SEt no is displayed By using UP DOWN buttons find SAUE SEt yES Press SET button while SAUE SEt yES is displayed If you press ESC button or select no option instead of yES new data is cancelled and the previous data is set OTOH Press SET button for 3 secs CUr rEnt trF menu is displayed cc Activating the user password PA MPR This menu is used to activate the user password By using UP DOWN buttons find dE t menu After activating the user password if SET button is pressed for 3 Loo seconds in order to enter to the menu a user password is required In order to activate the user password in the measurement mode set Press SET button for 3 seconds CUr rEnt trF menu is displayed Press SET button dE 1 menu is displayed By using UP DOWN buttons select dE 1 or dE 2 By using UP DOWN buttons find PASS CodE menu Press SET button 1st digit of second display blinks Press SET button
6. former secondary value can be set as 5A or 1A Note f the secondary value is changed from 5A to 1A Ctr current transformer ratio value is set as 5 times of previous value automatically If the secondary value is changed from 1A to 5A Ctr CT ratio value is set as 1 5 times of the previous value automatically In order to set secondary value in the measurement mode Press SET button for 3 secs CUr rEnt trF menu is displayed Press SET button Ctr menu is displayed EpPmM 34 AMMETER rrue rus SEC By using UP DOWN buttons find SEC menu Press SET button active secondary value is displayed on second display A HOW E Set the secondary current value by using raS UP DOWN buttons Press SET button SEC is displayed New value is entered but it is not executed yet In order to set the new value please follow below steps Press ESC button one by one until SAUE SEt no is displayed By using UP DOWN buttons find SAUE SEt yES Press SET button while SAUE SEt yES is displayed If you press ESC button or select no option instead of yES new data is cancelled and the previous data is set AMMETER EPM 34 Press SET button PASS CodE CHnG is displayed New value is entered but is not executed yet In order to set the new value please follow below d iz E dE t Demand Time Demand calculation time Menu steps JE ii 1st Demand Time 1st D
7. ned from the dE t demand time menu 3 Current transformer ratio can be programmed 1 1000 for X 5A 1 5000 for X 1A 4 A password can be arranged from PASS CodE menu in order to prevent change of the setting by unauthorized person Specific Functions of Buttons While device is in the measurement mode some buttons and button groups have below special functions o o E Bj When ESC and DOWN buttons are pressed at the same time 2nd demand values are displayed E i When ESC and UP buttons are pressed at the same time 2nd max demand values are displayed 4 When DOWN and UP buttons are pressed at the same time all demand and max demand values are reset EPM 34 Menu Settings After making the connections of the device as given in user manual voltage is supplied Required settings must be done by using menus in order to have the correct measurements and applications When UP button is pressed 1st max demand values are displayed Cw Current Transformer Menu SL In this menu current transformer ratio and current transformer secondary c value is set rEnE C Eri CL Current Transformer Ratio Lice In this menu current transformer ratio is set 1 1000 for X 5A 1 5000 for X 1A Note f the current transformer is not used between the system and EPM 34 CT ratio must be set as 1 For example If a current transformer with 30
8. ted in this menu In order to prevent set Par pultom or olee no ao of yES new data is the device s settings from unauthorized access it is necessary to set P a C m dE up a 4 digits user password and then activate it Technical Features This menu has 2 submenus Operating Voltage Un 24 250 V AC DC Frequency Hz 45 65 Hz PA c Changing the User Password Auxiliary Supply Power Consumption lt 4VA 5 mJ in this menu user password can be changed v easuremerit input power consumption a 5A for X 5A Note Factory set value for user password is 1234 O00051 TAx or X 1A C Class 0 5 1digit 10 110 x full scale cru Current Transformer Ratio 1 1000 for WEN 1 6 1_ 5000 for X 1A n Ambient Temperature 5 C 70 C In order to change the user password in measurement mode Display Red LED display 3 isdi imension PR Press SET button for 3 secs CUr rEnt trF menu is displayed Equipment Protection Class Double Insulation Class I E Dox onclion ani is 3g erminal Protection Class By using UP DOWN buttons find PASS CodE menu Box Material Non flammable nstallation Panel Mounted Wire thickness for terminal connection 4 mm 7 o Weight 0 34 kg Press SET button PASS CodE EnbL menu is displayed nstallation Category Class IIl Panel Cut outs 91x91mm Complies with EN 6101
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