User Contributed MET/CAL PROCEDURE ============================================================================= INSTRUMENT: HP 6207B:DC Power Supply DATE: 10-Jan-96 AUTHOR: User Contributed REVISION: 0 ADJUSTMENT THRESHOLD: 100% NUMBER OF TESTS: 10 NUMBER OF LINES: 157 CONFIGURATION: Datron 1281 STANDARD: DTB Metered Variac STANDARD: Clarostat 240-C STANDARD: EPC HS 5-500 ============================================================================= STEP FSC RANGE NOMINAL TOLERANCE MOD1 MOD2 3 4 CON 1.001 IEEE [@1281] *RST 1.002 ASK+ X 1.003 ASK- P F 1.004 HEAD ÍÍ INITIAL CONDITIONS ÍÍ 1.005 DISP The following test equipment is required: 1.005 DISP 1. Metered vaiac DTB # 2-172 1.005 DISP 2. Clarostat 240-C Power Resistor Decade Box 1.005 DISP 3. EPC HS 5-500 5 Amp Shunt DTB # 14-107 1.005 DISP 4. Leeds & Northrup 2 (3) position switch. 1.006 DISP Set the UUT front panel controls as follows: 1.006 DISP LINE ON/OFF ........................................ OFF 1.006 DISP VOLTAGE COARSE/FINE........................... fully CCW 1.006 DISP CURRENT COARSE/FINE........................... fully CCW 1.006 DISP METER switch ...................................... 200V 1.007 DISP ÿ Connect the UUT and the 1281 as follows: 1.007 DISP ÿ[27][91]1m 6291A TO 1281[27][91]m 1.007 DISP ÿ OUTPUT- (+S) ÄÄÄÄÄÄÄÄÄÄÄÄ> INPUT-HIGH 1.007 DISP ÿ OUTPUT- (-S) ÄÄÄÄÄÄÄÄÄÄÄÄ> INPUT-LO 1.008 DISP Connect the EPC HS 5-500 5 Amp Shunt in series 1.008 DISP with the UUT and 240-C as follows: 1.008 DISP 1.008 DISP ÿ [27][91]1m 6291A TO SHUNT 1.008 DISP ÿ OUTPUT + ÄÄÄÄÄÄÄÄÄ> Shunt Right Terminal 1.009 DISP Connect the EPC HS 5-500 5 Amp Shunt in series 1.009 DISP with the UUT and 240-C as follows: 1.009 DISP 1.009 DISP ÿ [27][91]1m SHUNT TO 240-C 1.009 DISP ÿ Shunt Left Terminal ÄÄÄÄÄÄÄÄÄ> switch wiper 1.009 DISP ÿ switch terminal ÄÄÄÄÄÄÄÄÄ> INPUT (+) 1.010 DISP ÿ Connect the UUT and the 240-C follows: 1.010 DISP ÿ[27][91]1m 6291A TO 240-C [27][91]m 1.010 DISP ÿ OUTPUT- (-) ÄÄÄÄÄÄÄÄÄÄÄÄ> INPUT- (-) 1.011 DISP Connect the 1281 HI and LO inputs accross the shunt 1.011 DISP as follows: 1.011 DISP ÿ [27][91]1m 1281 TO SHUNT 1.011 DISP ÿ CH A INPUT HI ÄÄÄÄÄÄÄÄÄ> RIGHT SHUNT METER TERMINAL 1.011 DISP ÿ CH A INPUT LO ÄÄÄÄÄÄÄÄÄ> LEFT SHUNT METER TERMINAL 1.012 DISP Connect UUT AC line cord to Metered Variac. 1.013 DISP Set the Clarostat 240-C decade switches as follows: 1.013 DISP X 100k .......................... 0 1.013 DISP X 10k .......................... 0 1.013 DISP X 1k .......................... 0 1.013 DISP X 100 .......................... 9 1.013 DISP X 10 .......................... 9 1.013 DISP X 1 .......................... 9 1.014 DISP Set the switch to the closed position. 1.015 DISP Set the variac to 115 VAC. 1.016 DISP Set the UUT POWER switch to the ON position. 1.017 HEAD {} 1.018 HEAD {ÉÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍ»} 1.019 HEAD {º METER ACCURACY TEST º} 1.020 HEAD {ÈÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍͼ} 1.021 HEAD {}ÍÍ METER ACCURACY TEST ÍÍ 1.022 STD DTB Metered Variac 1.023 STD Clarostat 240-C 1.024 JMP 2.001 1.025 EVAL 2.001 DISP Set the UUT front panel controls as follows: 2.001 DISP CURRENT COARSE/FINE............................ fully CW 2.002 DISP Set UUT VOLTAGE controls for a UUT reading of exactly 2.002 DISP 160 Volts. 2.003 IEEE [@1281] DCV AUTO 2.004 IEEE [@1281] [D2000]RDG?[I] 2.005 MATH MEM1 = 160.00 2.006 MEME 2.007 MEMC V 3% 0.00U 3.001 STD EPC HS 5-500 3.002 STD Clarostat 240-C 3.003 MEMI Use keyboard to enter actual shunt value in ohms: 3.004 MATH M[1] = MEM 3.005 DISP Set the UUT front panel controls as follows: 3.005 DISP METER switch ..................................... 240mA 3.006 DISP Adjust the Clarostat 240-C decade switches 3.006 DISP for a UUT reading of exactly 200 milliamps. 3.007 IEEE [@1281]INPUT CH_A 3.007 IEEE [@1281] DCV AUTO 3.008 IEEE [@1281] [D2000]RDG?[I] 3.009 MATH MEM1 = .2 3.010 MATH MEM = MEM / M[1] 3.011 MEME 3.012 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 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 switch to the open position. 5.008 IEEE [@1281] DCV AUTO 5.009 IEEE [@1281] [D2000]RDG?[I] 5.010 MATH MEM = (MEM - MEM1) * 1000 5.011 MATH MEM1 = 0.00 5.012 MEME 5.013 MEMC mV 34.00U 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 switch to the closed position. 7.002 DISP Set the variac to 105 VAC. 7.003 IEEE [@1281] DCV AUTO 7.004 IEEE [@1281] [D2000]RDG?[I] 7.005 MEME 7.006 DISP Set the variac to 125 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 34.00U 105ÿtoÿ125VAC 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][D2000]RDG?[I] 9.003 MATH MEM1 = 0.00 9.004 MEM* 1000 9.005 MEME 9.006 MEMC mV 1.500U RMS 10.001 HEAD 10.002 DISP Set the UUT front panel controls as follows: 10.002 DISP LINE ON/OFF ........................................ OFF 10.003 HEAD {} 10.004 DISP {ÉÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍ»} 10.004 DISP {º THIS COMPLETES THE VERIFICATION º} 10.004 DISP {ÈÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍͼ} 10.005 END