User Contributed MET/CAL PROCEDURE ============================================================================= INSTRUMENT: HP 6202B:DC Power Supply DATE: 07-Jun-95 AUTHOR: User Contributed REVISION: 0 ADJUSTMENT THRESHOLD: 100% NUMBER OF TESTS: 10 NUMBER OF LINES: 158 CONFIGURATION: Datron 1281 STANDARD: DTB Metered Variac STANDARD: Transistor Devices DLP 50 STANDARD: EPC HS 5-500 ============================================================================= STEP FSC RANGE NOMINAL TOLERANCE MOD1 MOD2 3 4 CON 1.001 ASK+ X 1.002 ASK- P F 1.003 HEAD ÍÍ INITIAL CONDITIONS ÍÍ 1.004 DISP The following test equipment is required: 1.004 DISP 1. Metered vaiac DTB # 2-172 1.004 DISP 2. Transistor Devices DLP 50-150-3000A 1.004 DISP 3. EPC HS 5-500 5 Amp Shunt DTB # 14-107 1.005 DISP Set the UUT front panel controls as follows: 1.005 DISP LINE ON/OFF ........................................ OFF 1.005 DISP VOLTAGE COARSE/FINE........................... fully CCW 1.005 DISP CURRENT COARSE/FINE........................... fully CCW 1.005 DISP METER .............................................. 50V 1.006 DISP ÿ Connect the UUT and the 1281 as follows: 1.006 DISP ÿ[27][91]1m 6202B TO 1281[27][91]m 1.006 DISP ÿ OUTPUT- (+) ÄÄÄÄÄÄÄÄÄÄÄÄ> INPUT-HIGH 1.006 DISP ÿ OUTPUT- (-) ÄÄÄÄÄÄÄÄÄÄÄÄ> INPUT-LO 1.007 DISP Connect the EPC HS 5-500 5 Amp Shunt in series 1.007 DISP with the UUT and DLP 50 as follows: 1.007 DISP 1.007 DISP ÿ [27][91]1m 6202B TO SHUNT 1.007 DISP ÿ OUTPUT + ÄÄÄÄÄÄÄÄÄ> Shunt Right Terminal 1.007 DISP 1.007 DISP ÿ [27][91]1m SHUNT TO DPL 50 1.007 DISP ÿ Shunt Left Terminal ÄÄÄÄÄÄÄÄÄ> DLP 50 + Input 1.008 DISP ÿ Connect the UUT and the DLP 50 as follows: 1.008 DISP ÿ[27][91]1m 6202B TO DLP 50[27][91]m 1.008 DISP ÿ OUTPUT- (-) ÄÄÄÄÄÄÄÄÄÄÄÄ> INPUT- (-) 1.009 DISP Connect the 1281 HI and LO inputs accross the shunt 1.009 DISP as follows: 1.009 DISP ÿ [27][91]1m 1281 TO SHUNT 1.009 DISP ÿ CH A INPUT HI ÄÄÄÄÄÄÄÄÄ> RIGHT SHUNT METER TERMINAL 1.009 DISP ÿ CH A INPUT LO ÄÄÄÄÄÄÄÄÄ> LEFT SHUNT METER TERMINAL 1.010 DISP Connect UUT AC line cord to Metered Variac. 1.011 DISP Set the DLP 50 front panel controls as follows: 1.011 DISP VOLTS RANGE ........................................ 60V 1.011 DISP AMPS RANGE ......................................... 18A 1.011 DISP MODE ............................................. 0-30A 1.011 DISP DC switch .......................................... OFF 1.011 DISP LOAD ADJUST COARSE/FINE ...................... fully ccw 1.011 DISP AC ON ............................................... ON 1.012 DISP Set the variac to 115 VAC. 1.013 DISP Mechanically zero the UUT meter. 1.014 DISP Set the UUT POWER switch to the ON position. 1.015 HEAD {} 1.016 HEAD {ÉÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍ»} 1.017 HEAD {º METER ACCURACY TEST º} 1.018 HEAD {ÈÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍͼ} 1.019 HEAD {}ÍÍ METER ACCURACY TEST ÍÍ 1.020 JMP 2.001 1.021 EVAL 2.001 STD DTB Metered Variac 2.002 STD Transistor Devices DLP 50 2.003 DISP Set the UUT front panel controls as follows: 2.003 DISP CURRENT COARSE/FINE............................ fully CW 2.004 DISP Set UUT VOLTAGE controls for a UUT reading of exactly 2.004 DISP 40 Volts. 2.005 IEEE [@1281] DCV AUTO 2.006 IEEE [@1281] [D2000]RDG?[I] 2.007 ACC 200 40.000V 10P% 0.2P/ 2.008 MEME 2.009 MEMC V 2% 0.000U 3.001 DISP Set the UUT front panel controls as follows: 3.001 DISP METER .............................................. .9A 3.002 MEMI Use keyboard to enter actual shunt value in ohms: 3.003 MATH M[1] = MEM 3.004 STD EPC HS 5-500 3.005 DISP Set the DLP 50 front panel controls as follows: 3.005 DISP DC switch ........................................... ON 3.006 DISP Adjust DLP 50 COARSE and FINE LOAD ADJUST controls 3.006 DISP for a UUT reading of exactly .75 amps. 3.007 IEEE [@1281]INPUT CH_A 3.007 IEEE [@1281] DCV AUTO 3.008 IEEE [@1281] [D2000]RDG?[I] 3.009 MATH MEM = MEM / M[1] 3.010 ACC .750A 0.1% 3.011 MEME 3.012 MEMC A 2% 0.000U 4.001 HEAD {} 4.002 HEAD {ÉÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍ»} 4.003 HEAD {º LOAD REGULATION TEST º} 4.004 HEAD {ÈÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍͼ} 4.005 HEAD {}ÍÍ LOAD REGULATION TEST ÍÍ 4.006 JMP 5.001 4.007 EVAL 5.001 DISP Adjust variac for an reading of 115VAC. 5.002 IEEE [@1281] INPUT FRONT 5.003 IEEE [@1281] DCV AUTO 5.004 IEEE [@1281] [D2000]RDG?[I] 5.005 MEME 5.006 IEEE [D2000] 5.007 DISP Set the DLP 50 front panel controls as follows: 5.007 DISP DC switch .......................................... OFF 5.008 IEEE [@1281] DCV AUTO 5.009 IEEE [@1281] [D2000]RDG?[I] 5.010 MATH MEM = (MEM - MEM1) * 1000 5.011 ACC 200 0.000mV 7P% 0.5P/ 5.012 MEME 5.013 MEMC mV 8.000U FULLÿtoÿNO 6.001 HEAD {} 6.002 HEAD {ÉÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍ»} 6.003 HEAD {º LINE REGULATION TEST º} 6.004 HEAD {ÈÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍͼ} 6.005 HEAD {}ÍÍ LINE REGULATION TEST ÍÍ 6.006 JMP 7.001 6.007 EVAL 7.001 DISP Set the DLP 50 front panel controls as follows: 7.001 DISP DC switch ........................................... ON 7.002 DISP Set the variac to 104 VAC. 7.003 IEEE [@1281] DCV AUTO 7.004 IEEE [@1281] [D2000]RDG?[I] 7.005 MEME 7.006 DISP Set the variac to 127 VAC. 7.007 IEEE [@1281] DCV AUTO 7.008 IEEE [@1281] [D2000]RDG?[I] 7.009 MATH MEM = (MEM - MEM1) * 1000 7.010 ACC 200 0.000mV 7P% 0.5P/ 7.011 MEME 7.012 MEMC mV 8.000U 104ÿtoÿ127VAC 8.001 DISP Set the variac to 115 VAC. 8.002 HEAD {} 8.003 HEAD {ÉÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍ»} 8.004 HEAD {º RIPPLE AND NOISE TEST º} 8.005 HEAD {ÈÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍͼ} 8.006 HEAD {}ÍÍ RIPPLE AND NOISE TEST ÍÍ 8.007 JMP 9.001 8.008 EVAL 9.001 IEEE [@1281]ACV AUTO 9.002 IEEE [@1281]RDG?[I][D5000] 9.002 IEEE [@1281]RDG?[I] 9.003 MEM* 1000 9.004 ACC 200 0.000mV 700P% 100P/ 9.005 MEME 9.006 MEMC mVRMS 0.200U 10.001 HEAD 10.002 DISP Set the DLP 50 front panel controls as follows: 10.002 DISP DC switch .......................................... OFF 10.003 DISP Set the UUT front panel controls as follows: 10.003 DISP LINE ON/OFF ........................................ OFF 10.004 HEAD {} 10.005 DISP {ÉÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍ»} 10.005 DISP {º THIS COMPLETES THE VERIFICATION º} 10.005 DISP {ÈÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍͼ} 10.006 END