User Contributed MET/CAL PROCEDURE ============================================================================= INSTRUMENT: Sorensen DCRÿ40-70B:Power Supply DATE: 31-Jan-97 AUTHOR: User Contributed REVISION: 0 ADJUSTMENT THRESHOLD: 100% NUMBER OF TESTS: 10 NUMBER OF LINES: 162 CONFIGURATION: Datron 1281 STANDARD: Transistor Devices DLP 50 STANDARD: Keithley 179A STANDARD: SRI-SH 100 ============================================================================= STEP FSC RANGE NOMINAL TOLERANCE MOD1 MOD2 3 4 CON 1.001 ASK+ X 1.002 ASK- P F 1.003 IEEE [@1281]*RST 1.004 HEAD ÍÍ INITIAL CONDITIONS ÍÍ 1.005 DISP The following test equipment is required: 1.005 DISP 1. Keithley 179A DTB # 9-78 1.005 DISP 1. Transistor Devices DLP 50-150-3000A 1.005 DISP 2. Sensitive Research 100 Amp Shunt DTB # 14-4 1.006 DISP Set the UUT front panel controls as follows: 1.006 DISP LINE ON/OFF ........................................ OFF 1.006 DISP VOLTAGE COARSE and FINE ...................... fully CCW 1.006 DISP CURRENT COARSE and FINE ...................... fully CCW 1.007 DISP Set the UUT rear panel OVER VOLTAGE control fully cw. 1.008 DISP All connections made to the UUT rear terminal strip. 1.009 DISP ÿ Connect the UUT and the 1281 as follows: 1.009 DISP ÿ[27][91]1m 40-70B TO 1281[27][91]m 1.009 DISP ÿ OUTPUT- (+S) ÄÄÄÄÄÄÄÄÄÄÄÄ> INPUT-HIGH 1.009 DISP ÿ OUTPUT- (-S) ÄÄÄÄÄÄÄÄÄÄÄÄ> INPUT-LO 1.010 DISP Connect the Sensitive Research 100 Amp Shunt in series 1.010 DISP with the UUT and DLP 50 as follows: 1.010 DISP 1.010 DISP ÿ [27][91]1m 40-70B TO SHUNT 1.010 DISP ÿ OUTPUT + ÄÄÄÄÄÄÄÄÄ> Shunt Right Terminal 1.010 DISP 1.010 DISP ÿ [27][91]1m SHUNT TO DPL 50 1.010 DISP ÿ Shunt Left Terminal ÄÄÄÄÄÄÄÄÄ> DLP 50 + Input 1.011 DISP ÿ Connect the UUT and the DLP 50 as follows: 1.011 DISP ÿ[27][91]1m 40-70B TO DLP 50[27][91]m 1.011 DISP ÿ OUTPUT- (-) ÄÄÄÄÄÄÄÄÄÄÄÄ> INPUT- (-) 1.012 DISP Connect the 1281 HI and LO inputs accross the shunt 1.012 DISP as follows: 1.012 DISP ÿ [27][91]1m 1281 TO SHUNT 1.012 DISP ÿ CH A INPUT HI ÄÄÄÄÄÄÄÄÄ> RIGHT SHUNT METER TERMINAL 1.012 DISP ÿ CH A INPUT LO ÄÄÄÄÄÄÄÄÄ> LEFT SHUNT METER TERMINAL 1.013 DISP With line cord disconnected from outlet, connect UUT AC 1.013 DISP line cord to Variac. 1.014 DISP Carefully connect the 179A across the Variac and set 1.014 DISP to the AC Volts function, 1000 V range. 1.015 DISP Connect the Variac to the 220 VAC outlet. 1.016 DISP Set the DLP 50 front panel controls as follows: 1.016 DISP VOLTS RANGE ........................................ 60V 1.016 DISP AMPS RANGE ........................................ 180A 1.016 DISP MODE ............................................ 0-150A 1.016 DISP DC switch .......................................... OFF 1.016 DISP LOAD ADJUST COARSE/FINE ...................... fully ccw 1.016 DISP AC ON ............................................... ON 1.017 DISP Set the variac to 208 VAC. 1.018 DISP Set the UUT POWER switch to the ON position. 1.019 HEAD {} 1.020 HEAD {ÉÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍ»} 1.021 HEAD {º METER ACCURACY TEST º} 1.022 HEAD {ÈÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍͼ} 1.023 HEAD {}ÍÍ METER ACCURACY TEST ÍÍ 1.024 STD Transistor Devices DLP 50 1.025 STD Keithley 179A 1.026 JMP 2.001 1.027 EVAL 2.001 DISP Set the UUT front panel controls as follows: 2.001 DISP CURRENT COARSE and FINE ....................... fully CW 2.002 DISP Set UUT VOLTAGE controls for a UUT reading of exactly 2.002 DISP 40 Volts. 2.003 IEEE [@1281] DCV AUTO,FAST_ON 2.004 IEEE [@1281] [D2000]RDG?[I] 2.005 MATH MEM1 = 40.00 2.006 MEME 2.007 MEMC V 3% 0.00U 3.001 STD SRI-SH 100 3.002 MEMI Use keyboard to enter shunt value in milliohms: 3.003 MEM/ 1000 3.004 MEME 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 70 amps. 3.007 DISP Adjust variac for an reading of 208VAC. 3.008 IEEE [@1281]INPUT CH_A 3.009 IEEE [@1281] [D2000]RDG?[I] 3.010 MEM/ 3.011 MATH MEM1 = 70.00 3.012 MEME 3.013 MEMC A 3% 0.00U 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 ASK- R N U W 4.007 JMP 5.002 4.008 EVAL 5.001 DISP Set the DLP 50 front panel controls as follows: 5.001 DISP DC switch ........................................... ON 5.002 IEEE [@1281] INPUT FRONT 5.002 IEEE [@1281] DCV AUTO 5.003 IEEE [@1281] [D2000]RDG?[I] 5.004 MEME 5.005 IEEE [D2000] 5.006 DISP Set the DLP 50 front panel controls as follows: 5.006 DISP DC switch .......................................... OFF 5.007 IEEE [@1281] DCV AUTO 5.008 IEEE [@1281] [D2000]RDG?[I] 5.009 MATH MEM = (MEM - MEM1) * 1000 5.010 MATH MEM1 = 0.00 5.011 MEME 5.012 MEMC mV 12.0U 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 187 VAC. 7.003 IEEE [@1281] DCV AUTO 7.004 IEEE [@1281] [D2000]RDG?[I] 7.005 MEME 7.006 DISP Set the variac to 229 VAC. 7.007 IEEE [@1281] DCV AUTO 7.008 IEEE [@1281] [D2000]RDG?[I] 7.009 MATH MEM = (MEM - MEM1) * 1000 7.010 MATH MEM1 = 0.00 7.011 MEME 7.012 MEMC mV 12.0U 187ÿtoÿ229VAC 8.001 DISP Set the variac to 208 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][D2000]RDG?[I] 9.003 MATH MEM1 = 0.00 9.004 MEME 9.005 MEMC mVRMS 90.0U 10.001 DISP Set the DLP 50 front panel controls as follows: 10.001 DISP DC switch .......................................... OFF 10.002 HEAD 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