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Triple Output

DC POWER SUPPLY

FUENTES DE PODER

De Triple Salida DC

INSTRUCTION

MANUAL

El Manual de la Instrucción

MODELS 1651A & 1652

MODELOS 1651A & 1652

Содержание 1651A

Страница 1: ...1 Triple Output DC POWER SUPPLY FUENTES DE PODER De Triple Salida DC INSTRUCTION MANUAL El Manual de la Instrucci n MODELS 1651A 1652 MODELOS 1651A 1652...

Страница 2: ...s shock hazard exists unless the equipment is unplugged just turning off the equipment does not remove the hazard or an isolation transformer is used b If the equipment under test is powered up and th...

Страница 3: ...3 Instruction Manual Triple Output DC POWER SUPPLY 22820 Savi Ranch Parkway Yorba Linda CA 92887 www bkprecision com...

Страница 4: ...ING INSTRUCTIONS 12 Safety Precautions 12 Equipment Precautions 12 Independent Use of A or B Supply 12 Series Tracking Operation 18 Page Parallel Tracking Operation 22 Fixed 5 V Power Supply Operation...

Страница 5: ...regulates output current rather than output voltage Current limits are adjustable from 6 to 100 of maximum In constant current applications the maximum voltage may be preset When load variations cause...

Страница 6: ...cking features make them an ideal general purpose power supply for engineering lab applications They can serve as a single or multi voltage power source including the bias supply for breadboard and pr...

Страница 7: ...e negative with a neutral common SINGLE 0 48V SUPPLY Series tracking feature allows use of A and B supplies as one 0 to 48 V 0 5 amp supply SINGLE 0 24V 1 AMP SUPPLY Parallel tracking feature allows u...

Страница 8: ...or grounded OVERLOAD PROTECTION Fully adjustable current limiting from 6 to 100 of maximum output current for A and B supplies protects circuit under test and the power supply REVERSE POLARITY PROTECT...

Страница 9: ...Recovery Time 100us typical Temp Coefficient 0 C to 40 C 300ppm C Tracking Error No Load 0 2 20mV Full Load 0 2 100mV Constant Current Operation Adjustable Current Limits 30mA to 500mA Current Regulat...

Страница 10: ...s 100 120 220 240VAC 10 50 60Hz Power Consumption 165VA Protection Reverse polarity overvoltage and current limiting Temperature Range Humidity Operation 0 C to 40 C 80 R H Storage 20 C to 60 C 70 R H...

Страница 11: ...ompletely independent from one another b When the switch is in the middle position the unit is in the PARALLEL TRACKING mode In this mode the A and B supplies are wired together in parallel and both t...

Страница 12: ...8 CONTROLS AND INDICATORS__________________________________________________________________________ Figure 1 Front panel controls and indicators...

Страница 13: ...the A supply is in the Constant Voltage mode The Power Supply regulates the output voltage at the value set by the A VOLTAGE controls In either the Series or Parallel Tracking mode when this indicato...

Страница 14: ...inal Red Positive polarity output terminal for FIXED 5V supply 20 Terminal Black Negative polarity output terminal for FIXED 5V supply 21 OVERLOAD Indicator Lights when load on FIXED 5 Volt supply bec...

Страница 15: ...11 __________________________________________________________________________CONTROLS AND INDICATORS Figure 2 Rear panel controls...

Страница 16: ...mperatures above 40 C Always allow sufficient air space around the heat sink at the rear of the power supply for effective radiation to prevent internal heat build up Although the power supply is prot...

Страница 17: ...is common with either the positive or negative polarity d If the chassis or common of the equipment being powered is separate from both the positive and negative polarity power inputs use the connecti...

Страница 18: ...14 OPERATING INSTRUCTIONS___________________________________________________________________________ Figure 3 Independent operation grounding possibilities sheet 1 of 2...

Страница 19: ...15 ___________________________________________________________________________OPERATING INSTRUCTIONS Figure 3 Independent operation grounding possibilities sheet 2 of 2...

Страница 20: ...rent limit Read the current value on the mA meter 5 The current limit overload protection has now been preset Do not change the CURRENT control setting after this step 6 Remove the short between the a...

Страница 21: ...nstant current value is read on the display or set the current limit in advance before connecting the load as prescribed earlier in the Setting Current Limit procedure 8 If the load current drops belo...

Страница 22: ...The crossover point is reached when the CONSTANT CURRENT indicator comes on Similarly crossover from the constant current to the constant voltage mode automatically occurs from a decrease in load A g...

Страница 23: ...19 __________________________________________________________________________OPERATING INSTRUCTIONS Figure 8 Series tracking 0 48 V operation grounding possibilities sheet 1 of 3...

Страница 24: ...20 OPERATING INSTRUCTIONS___________________________________________________________________________ Figure 8 Series tracking 0 48 V operation grounding possibilities sheet 2 of 3...

Страница 25: ...ositions The maximum current is set using the A CURRENT control Follow the instructions for Setting Current Limit INDEPENDENT USE OF A OR B SUPPLY section of this manual using the A CURRENT control 4...

Страница 26: ...for 4 amps PARALLEL TRACKING OPERATION In the parallel tracking mode of operation both supplies are strapped together in parallel This allows for a 0 24 V supply with a 1 amp current capability Only t...

Страница 27: ...23 __________________________________________________________________________OPERATING INSTRUCTIONS Figure 9 Parallel tracking operation grounding possibilities sheet 1 of 2...

Страница 28: ...24 OPERATING INSTRUCTIONS___________________________________________________________________________ Figure 9 Parallel tracking operation grounding possibilities sheet 2 of 2...

Страница 29: ...ERATION The FIXED 5 V supply provides a 4 amp current capacity The supply is ideal for use with TTL circuits 1 Turn off the power supply and the equipment to be powered during hook up 2 Connect the po...

Страница 30: ...26 OPERATING INSTRUCTIONS___________________________________________________________________________ Figure 10 Grounding possibilities for fixed 5 V power supply sheet 1 of 2...

Страница 31: ...27 __________________________________________________________________________OPERATING INSTRUCTIONS Figure 10 Grounding possibilities for fixed 5 V power supply sheet 2 of 2...

Страница 32: ...uch load has been placed on the supply This will cause voltage and current to drop and prevent proper operation of the FIXED 5 V supply To correct this situation the load on the supply much be decreas...

Страница 33: ...require the injection of a variable dc voltage for certain tests such as checking the effect of AGC bias in a television receiver This requires an isolated dc power supply such as the Model 1651A The...

Страница 34: ...es Refer to the battery manufacturer s charging specifications for proper voltage and current settings Charging information is sometimes printed on the batteries Battery charging at least initially re...

Страница 35: ...peration is obtained as follows 1 Select the TRACKING PARALLEL operating mode and set the A B Metering to monitor the A supply 2 Set the desired voltage and maximum current using the A VOLTAGE and CUR...

Страница 36: ...ols 3 Set the A B Metering switch to monitor the B supply 4 Set the desired voltage and maximum current for the B supply using the B VOLTAGE and CURRENT controls 5 Connect the ground straps between ea...

Страница 37: ...onitor the A supply 2 Set the desired voltage and maximum current using the A VOLTAGE and CURRENT controls 3 Connect a ground wire between the A supply positive terminal and the GND green terminal 4 T...

Страница 38: ...RENT controls 3 Set the A B Metering switch to monitor the B supply 4 Set the desired voltage and maximum current for the B supply using the B VOLTAGE and CURRENT controls 5 Connect the ground wires b...

Страница 39: ...Tracking Series operating mode and set A B Metering switch to monitor the A supply 2 Set the desired voltage using the A VOLTAGE controls 3 Connect a ground wire between the A supply negative termina...

Страница 40: ...ly 4 Set the desired voltage and maximum current on the B supply using the B VOLTAGE and CURRENT controls 5 Connect one ground wire between the negative terminal of the A supply to the positive termin...

Страница 41: ...light and the power supply will not operate The fuse should not normally open unless a problem has developed in the unit Try to determine and correct the cause of the blown fuse then replace only wit...

Страница 42: ...ccount must include payment in the form of a money order or credit card For the most current repair charges please visit www bkprecision com and click on service repair Return all merchandise to B K P...

Страница 43: ...tion form on www bkprecision com within fifteen 15 days of purchase Exclusions This warranty does not apply in the event of misuse or abuse of the product or as a result of unauthorized alterations or...

Страница 44: ...s to protect the customer When the cabinet is removed for servicing a serious shock hazard exists if the chassis is touched Not only does this present a dangerous shock hazard but damage to test instr...

Страница 45: ...41 MANUAL DE INSTRUCCI NES FUENTE DE PODER DE CD TRIPLE MODELOS 1651A 1652 22820 Savi Ranch Parkway Yorba Linda CA 92887 www bkprecision com...

Страница 46: ...el apagarlo no remueve el riesgo o se observen las precauciones del paso 8 d Si el equipo bajo prueba est encendido y usa alto voltaje en cualquiera de sus circuitos las salidas de la fuente pueden e...

Страница 47: ...y B 54 Conexiones 55 Operaci n t pica de voltaje constante 55 Estableciendo la corriente l mite 58 Operaci n t pica de corriente constante 58 Voltaje constante corriente constante 60 Operaci n de ras...

Страница 48: ...alcance su l mite establecido la unidad regula entonces la corriente en vez del voltaje de salida Los l mites de corriente son ajustables del 6 al 100 del valor m ximo En el modo de corriente constant...

Страница 49: ...utral com n UNA FUENTE DE 0 48V La caracter stica de rastreo en serie permite el uso de las fuentes A y B como una sola fuente de 0 48V 0 5A V UNA FUENTE DE 0 24V 1A La caracter stica de rastreo en pa...

Страница 50: ...PROTECCI N CONTRA SOBREFLUJO La limitaci n de corriente totalmente ajustable de 6 a 100 de la corriente m xima de salida para las fuentes A y B protege tanto a la fuente de poder como al circuito baj...

Страница 51: ...gitos 1652 Ampometro Rango 0 to 600mA Precisi n 2 5 de escala completa 2 2 d gitos 1652 FUENTES A Y B Rango del voltaje de salida 0V a 24V 0 100mV Rango de Corriente limitada de salida 0 a 0 5A Operac...

Страница 52: ...rriente m xima 4A Regulaci n de carga 10mV Regulaci n de l nea 108 132V 5mV Ondulaccion y ruido 2mV rms 5Hz a 1Mhz Umbral de protecci n de sobrevoltaje 5 7 a 6 5V GENERAL Requerimientos de potencia 10...

Страница 53: ...a unidad est en modo INDEP las fuentes A y B son completamente independientes una de otra b En la posici n izquierda la unidad est en modo de rastreo serial TRACK SER En este modo el voltaje m ximo se...

Страница 54: ...50 Figura 1 Controles e indicadores del panel frontal...

Страница 55: ...agado la fuente B est en modo de voltaje constante 10 Control CURRENT Ajusta la corriente l mite de A en modo de voltaje constante Ajusta la corriente constante de A en modo de corriente constante Aju...

Страница 56: ...V 26 Terminal negra Terminal de polaridad negativa de la fuente FIXED de 5V 27 Indicador de sobreflujo OVERLOAD de 5A Enciende cuando la carga de la fuente es excesiva CONTROLES DEL PANEL TRASERO 23 S...

Страница 57: ...53 Figura 2 Controles del panel trasero...

Страница 58: ...r la fuente de poder a temperaturas mayores de 40 C Prevea suficiente espacio para el flujo de aire alrededor del disipador de calor en la parte trasera del aparato para una buena radiaci n que evite...

Страница 59: ...negativa f Si el chasis o com n del circuito bajo prueba est separado de las entradas de polaridad positiva y de la negativa use las conexiones de la Fig 3D 7 Tenga cuidado con la polaridad Si el equ...

Страница 60: ...56 Figura 3 Posibilidades de conexi n a tierra en operaci n independiente 1 de 2...

Страница 61: ...57 Figura 3 Posibilidades de conexi n a tierra en operaci n independiente 2 de 2...

Страница 62: ...de corriente l mite deseado Lea su valor en el medidor mA 5 La corriente l mite ha sido ahora preestablecida protecci n contra sobrecarga No cambie el control CURRENT despu s de este paso 6 Remueva el...

Страница 63: ...a de antemano la corriente l mite antes de conectar la carga como se describe en el procedimiento Estableciendo la corriente l mite anterior 8 Si la corriente de carga se reduce por debajo del valor d...

Страница 64: ...punto de cruce se indica por los LEDS frontales El punto de cruce se alcanza cuando enciende el indicador de corriente constante Similarmente el cruce del modo de corriente constante a voltaje consta...

Страница 65: ...61 Fig 8 Posibilidades de conexi n a tierra en la operaci n de rastreo en serie 0 48V 1 de 3...

Страница 66: ...62 Fig 8 Posibilidades de conexi n a tierra en la operaci n de rastreo en serie 0 48V 2 de 3...

Страница 67: ...elos a su posici n m nima La corriente m xima se establece mediante el control CURRENT de A Siga las instrucciones para establecer el l mite de corriente ya explicadas 4 Ajuste el voltaje de salida al...

Страница 68: ...or activar a la terminal negra de la fuente A 8 La Fig 9 ilustra las posibilidades de conexi n a tierra del modo TRACKING PARALLEL b Similarmente la polaridad positiva puede aterrizarse uniendo la ter...

Страница 69: ...65 Fig 9 Posibilidades de conexi n a tierra en operaci n de rastreo en paralelo 1 de 2...

Страница 70: ...66 Fig 9 Posibilidades de conexi n a tierra en operaci n de rastreo en paralelo 2 de 2...

Страница 71: ...5V Esta fuente provee un voltaje de 5V con una capacidad de corriente de 4 amps Es ideal para uso en circuitos TTL 1 Apague tanto la fuente como el dispositivo por activar durante su conexi n 2 Conec...

Страница 72: ...68 Fig 10 Posibilidades de conexi n a tierra para la fuente fija de 5V 1 de 2...

Страница 73: ...69 Fig 10 Posibilidades de conexi n a tierra para la fuente fija de 5V 2 de 2...

Страница 74: ...e sobrecarga OVERLOAD significa que la carga es excesiva Esto causa que bajen el voltaje y la corriente y evita que opere correctamente la fuente fija de 5V Para corregir esta situaci n reduzca la car...

Страница 75: ...izarse a 28 volts Algunas aplicaciones requieren de la inyecci n de un voltaje variable dc para ciertas pruebas como la verificaci n de la polarizaci n AGC en un receptor de TV Esto requiere una fuent...

Страница 76: ...alinas Refi rase a las especificaciones de carga de los fabricantes para los valores requeridos de voltaje y corriente La informaci n sobre carga se imprime en ocasiones en las propias bater as La car...

Страница 77: ...los pasos siguientes 1 Seleccione el modo TRACKING PARALLEL y el medidor para A 2 Fije el voltaje y corriente l mite deseados mediante los controles VOLTAGE y CURRENT de A 3 Conecte un alambre de tier...

Страница 78: ...dor para monitoreo de la fuente B 4 Fije el voltaje y corriente l mite de B mediante los controles VOLTAGE y CURRENT de B 5 Conecte alambres de tierra entre las terminales negativas de c fuente y la t...

Страница 79: ...eccione el modo TRACKING PARALLEL y el medidor para monitoreo de la fuente A 2 Fije el voltaje y corriente l mite de A mediante los controles VOLTAGE y CURRENT de A 3 Conecte un alambre de tierra entr...

Страница 80: ...medidor para monitoreo de la fuente B 4 Fije el voltaje y corriente l mite de B mediante los controles VOLTAGE y CURRENT de B 5 Conecte alambres de tierra entre las terminales positivas de c fuente y...

Страница 81: ...ERIES y fije el medidor para monitorear el voltaje de a 2 Fije el voltaje con los controles A VOLTAGE 3 Conecte la uni n de tierra entre la terminal de tierra GND y la negativa de la fuente A 4 Apague...

Страница 82: ...fuente B 4 Fije el voltaje y la corriente l mite de B con los controles VOLTAGE y CURRENT de B 5 Conecte un alambre de tierra la terminal negativa de A y la positiva de B y otro alambre entre la term...

Страница 83: ...ador LED no encender y la fuente no funcionar El fusible no debe fundirse normalmente a menos que exista un problema en la unidad Trate de determinar y corregir el problema y reemplace el fusible con...

Страница 84: ...to Para los precisos mas corriente visite www bkprecision com y oprime service repair Vuelva toda la mercanc a a B K Precision Corp con el env o pagado por adelantado La carga global de la reparaci n...

Страница 85: ...quince 15 d as de la compra de este producto Exclusiones Esta garant a no se aplica en el evento de uso en error o abuso de este producto o el resultado de alteraciones desautorizado o reparaciones L...

Страница 86: ...igro es posible da ar a los instrumentos de prueba o al equipo bajo prueba al conectar la punta de tierra del instrumento al chasis caliente Para hacer mediciones en un equipo de chasis caliente conec...

Страница 87: ...A 1715A 1730A 1735A 1740A 1740B 1743A 1744 1745 1745A 1746A 1760A 1761 complies with the essential requirements of the following applicable European Directives Low Voltage Directive 73 23 EEC 19 02 73...

Страница 88: ...41 22820 Savi Ranch Parkway Yorba Linda CA 92887 www bkprecision com 2005 B K Precision Corp 481 325 9 001 Printed in Taiwan...

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