User Contributed MET/CAL PROCEDURE ============================================================================= INSTRUMENT: HP 6181C:Precision Constant Current Source DATE: 17-Mar-97 AUTHOR: User Contributed REVISION: 0 ADJUSTMENT THRESHOLD: 100% NUMBER OF TESTS: 22 NUMBER OF LINES: 267 CONFIGURATION: Datron 1281 STANDARD: Clarostat 240-C STANDARD: General Resistance RDS65-A STANDARD: DTB Metered Variac ============================================================================= 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 1.005 DISP 3. General Resistance RDS65-A Decade Resistor Box 1.006 DISP Set the UUT front panel controls as follows: 1.006 DISP LINE ............................................... OFF 1.006 DISP VOLTAGE ....................................... fully CW 1.006 DISP CURRENT range .................................... 2.5mA 1.006 DISP CURRENT control .............................. fully CCW 1.007 DISP Connect the 1281 and the UUT as follows: 1.007 DISP ÿ [27][91]1m 1281 TO RDS65-A 1.007 DISP ÿ INPUT HI ÄÄÄÄÄÄÄÄÄ> INPUT + 1.007 DISP ÿ INPUT LO ÄÄÄÄÄÄÄÄÄ> INPUT - 1.008 DISP ÿ Connect the UUT in series with the RDS65-A and 240-C 1.008 DISP ÿ as follows: 1.008 DISP ÿ[27][91]1m 6181C TO RDS65-A[27][91]m 1.008 DISP ÿ OUTPUT + ÄÄÄÄÄÄÄÄÄÄÄÄ> INPUT + 1.008 DISP 1.008 DISP ÿ[27][91]1m RDS65-A TO 240-C 1.008 DISP ÿ INPUT - ÄÄÄÄÄÄÄÄÄ> INPUT + 1.009 DISP ÿ Connect the UUT in series with the 240-C and UUT 1.009 DISP ÿ as follows: 1.009 DISP ÿ [27][91]1m 240-C TO 6181C 1.009 DISP ÿ INPUT - ÄÄÄÄÄÄÄÄÄ> INPUT (-) 1.010 DISP Connect UUT AC line cord to Metered Variac. 1.011 DISP Set the variac to 115 VAC. 1.012 DISP Set the RDS65-A decade switches to 0,0,1,0,0,0 (1kê). 1.013 DISP Set the 240-C decade switches to 0,3,9,0,0,0 (39kê). 1.014 DISP Set the UUT front panel controls as follows: 1.014 DISP LINE .............................................. AMPS 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 Clarostat 240-C 2.002 STD General Resistance RDS65-A 2.003 STD DTB Metered Variac 2.004 JMP 3.001 2.005 EVAL 3.001 DISP Set UUT CURRENT control for a UUT reading of exactly 3.001 DISP 2.5 mA. 3.002 IEEE [@1281] DCV AUTO 3.003 IEEE [@1281] [D3000]RDG?[I] 3.004 ACC 20 2.500mA 10P% 0.2P/ 3.005 MEME 3.006 MEMC mA 0.050U 2.5mAÿRange 4.001 DISP Set the RDS65-A decade switches to 0,0,0,1,0,0 (100ê). 4.002 DISP Set the 240-C decade switches to 0,0,3,9,0,0 (3.9kê). 4.003 DISP Set the UUT front panel controls as follows: 4.003 DISP CURRENT range ..................................... 25mA 4.004 DISP Set UUT CURRENT control for a UUT reading of exactly 4.004 DISP 25 mA. 4.005 IEEE [@1281] DCV AUTO 4.006 IEEE [@1281] [D3000]RDG?[I] 4.007 MEM* 10 4.008 ACC 200 25.00mA 10P% 0.2P/ 4.009 MEME 4.010 MEMC mA 0.500U 25mAÿRange 5.001 DISP Set the RDS65-A decade switches to 0,0,0,0,0,10 (10ê). 5.002 DISP Set the 240-C decade switches to 0,0,0,3,9,0 (390ê). 5.003 DISP Set the UUT front panel controls as follows: 5.003 DISP CURRENT range .................................... 250mA 5.004 DISP Set UUT CURRENT control for a UUT reading of exactly 5.004 DISP 250 mA. 5.005 IEEE [@1281] DCV AUTO 5.006 IEEE [@1281] [D3000]RDG?[I] 5.007 MEM* 100 5.008 ACC 2000 250.0mA 10P% 0.2P/ 5.009 MEME 5.010 MEMC mA 5.000U 250mAÿRange 6.001 DISP Set the UUT front panel controls as follows: 6.001 DISP LINE ............................................... OFF 6.001 DISP CURRENT control .............................. fully CCW 6.002 DISP Disconnect the 1281 from the test setup. 6.003 DISP Connect the 1281 and the UUT as follows: 6.003 DISP ÿ [27][91]1m 1281 TO 6181C 6.003 DISP ÿ INPUT HI ÄÄÄÄÄÄÄÄÄ> A0 (rear panel) 6.003 DISP ÿ INPUT LO ÄÄÄÄÄÄÄÄÄ> OUTPUT - (rear panel) 6.004 DISP Set the UUT front panel controls as follows: 6.004 DISP LINE ............................................. VOLTS 6.005 DISP Adjust the UUT CURRENT control for a UUT panel meter 6.005 DISP reading of 100 V. 6.006 IEEE [@1281] DCV AUTO 6.007 IEEE [@1281] [D3000]RDG?[I] 6.008 ACC 200 100.0V 10P% 0.2P/ 6.009 MEME 6.010 MEMC V 2% 0.00U 7.001 DISP Set the UUT front panel controls as follows: 7.001 DISP LINE ............................................... OFF 7.002 DISP Disconnect the 1281 from the setup. 7.003 HEAD {} 7.004 HEAD {ÉÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍ»} 7.005 HEAD {º LOAD REGULATION TEST º} 7.006 HEAD {ÈÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍͼ} 7.007 HEAD {}ÍÍ LOAD REGULATION TEST ÍÍ 7.008 JMP 8.002 7.009 EVAL 8.001 DISP Disconnect the short from the 240-C inputs. 8.002 HEAD {ÍÍ 250mA Range ÍÍ} 8.003 DISP Connect the 1281 and the UUT as follows: 8.003 DISP ÿ [27][91]1m 1281 TO RDS65-A 8.003 DISP ÿ INPUT HI ÄÄÄÄÄÄÄÄÄ> INPUT + 8.003 DISP ÿ INPUT LO ÄÄÄÄÄÄÄÄÄ> INPUT - 8.004 DISP Set the UUT front panel controls as follows: 8.004 DISP LINE .............................................. AMPS 8.005 DISP Set UUT CURRENT control for a UUT reading of exactly 8.005 DISP 250 mA. 8.006 IEEE [@1281] DCV AUTO 8.007 IEEE [@1281] [D3000]RDG?[I] 8.008 MEME 8.009 DISP Connect a short across the 240-C inputs. 8.010 IEEE [@1281] DCV AUTO 8.011 IEEE [@1281] [D3000]RDG?[I] 8.012 MATH MEM = (MEM - MEM1) * 1000 8.013 MATH MEM1 = 0.00 8.014 MEME 8.015 MEMC mV 0.750U FULLÿtoÿNO 9.001 DISP Disconnect the short from the 240-C inputs. 9.002 HEAD {ÍÍ 25mA Range ÍÍ} 9.003 JMP 10.002 9.004 EVAL 10.001 DISP Disconnect the short from the 240-C inputs. 10.002 DISP Set the UUT front panel controls as follows: 10.002 DISP CURRENT range ..................................... 25mA 10.003 DISP Set the RDS65-A decade switches to 0,0,0,1,0,0 (100ê). 10.004 DISP Set the 240-C decade switches to 0,0,3,9,0,0 (3.9kê). 10.005 DISP Set UUT CURRENT control for a UUT reading of exactly 10.005 DISP 25 mA. 10.006 IEEE [@1281] DCV AUTO 10.007 IEEE [@1281] [D3000]RDG?[I] 10.008 MEME 10.009 DISP Connect a short across the 240-C inputs. 10.010 IEEE [@1281] DCV AUTO 10.011 IEEE [@1281] [D3000]RDG?[I] 10.012 MATH MEM = (MEM - MEM1) * 1000 10.013 MATH MEM1 = 0.00 10.014 MEME 10.015 MEMC mV 0.750U FULLÿtoÿNO 11.001 DISP Disconnect the short from the 240-C inputs. 11.002 HEAD {ÍÍ 2.5mA Range ÍÍ} 11.003 JMP 12.002 11.004 EVAL 12.001 DISP Disconnect the short from the 240-C inputs. 12.002 DISP Set the UUT front panel controls as follows: 12.002 DISP CURRENT range .................................... 2.5mA 12.003 DISP Set the RDS65-A decade switches to 0,0,1,0,0,0 (1kê). 12.004 DISP Set the 240-C decade switches to 0,3,9,0,0,0 (39kê). 12.005 DISP Set UUT CURRENT control for a UUT reading of exactly 12.005 DISP 2.5 mA. 12.006 IEEE [@1281] DCV AUTO 12.007 IEEE [@1281] [D3000]RDG?[I] 12.008 MEME 12.009 DISP Connect a short across the 240-C inputs. 12.010 IEEE [@1281] DCV AUTO 12.011 IEEE [@1281] [D3000]RDG?[I] 12.012 MATH MEM = (MEM - MEM1) * 1000 12.013 MATH MEM1 = 0.00 12.014 MEME 12.015 MEMC mV 0.750U FULLÿtoÿNO 13.001 DISP Disconnect the short from the 240-C inputs. 13.002 HEAD {} 13.003 HEAD {ÉÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍ»} 13.004 HEAD {º LINE REGULATION TEST º} 13.005 HEAD {ÈÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍͼ} 13.006 HEAD {}ÍÍ LINE REGULATION TEST ÍÍ 13.007 JMP 14.001 13.008 EVAL 14.001 HEAD {ÍÍ 2.5mA Range ÍÍ} 14.002 JMP 15.001 14.003 EVAL 15.001 DISP Set the variac to 104 VAC. 15.002 IEEE [@1281] DCV AUTO 15.003 IEEE [@1281] [D3000]RDG?[I] 15.004 MEME 15.005 DISP Set the variac to 127 VAC. 15.006 IEEE [@1281] DCV AUTO 15.007 IEEE [@1281] [D3000]RDG?[I] 15.008 MATH MEM = (MEM - MEM1) * 1000 15.009 MATH MEM1 = 0.00 15.010 MEME 15.011 MEMC mV 0.630U 104ÿtoÿ127VAC 16.001 DISP Set the variac to 115 VAC. 16.002 HEAD {ÍÍ 25mA Range ÍÍ} 16.003 JMP 17.001 16.004 EVAL 17.001 DISP Set the RDS65-A decade switches to 0,0,0,1,0,0 (100ê). 17.002 DISP Set the 240-C decade switches to 0,0,3,9,0,0 (3.9kê). 17.003 DISP Set the UUT front panel controls as follows: 17.003 DISP CURRENT range ..................................... 25mA 17.004 DISP Set UUT CURRENT control for a UUT reading of exactly 17.004 DISP 25 mA. 17.005 DISP Set the variac to 104 VAC. 17.006 IEEE [@1281] DCV AUTO 17.007 IEEE [@1281] [D3000]RDG?[I] 17.008 MEME 17.009 DISP Set the variac to 127 VAC. 17.010 IEEE [@1281] DCV AUTO 17.011 IEEE [@1281] [D3000]RDG?[I] 17.012 MATH MEM = (MEM - MEM1) * 1000 17.013 MATH MEM1 = 0.00 17.014 MEME 17.015 MEMC mV 0.630U 104ÿtoÿ127VAC 18.001 DISP Set the variac to 115 VAC. 18.002 HEAD {ÍÍ 250mA Range ÍÍ} 18.003 JMP 19.001 18.004 EVAL 19.001 DISP Set the RDS65-A decade switches to 0,0,0,0,0,10 (10ê). 19.002 DISP Set the 240-C decade switches to 0,0,0,3,9,0 (390ê). 19.003 DISP Set the UUT front panel controls as follows: 19.003 DISP CURRENT range .................................... 250mA 19.004 DISP Set UUT CURRENT control for a UUT reading of exactly 19.004 DISP 250 mA. 19.005 DISP Set the variac to 104 VAC. 19.006 IEEE [@1281] DCV AUTO 19.007 IEEE [@1281] [D3000]RDG?[I] 19.008 MEME 19.009 DISP Set the variac to 127 VAC. 19.010 IEEE [@1281] DCV AUTO 19.011 IEEE [@1281] [D3000]RDG?[I] 19.012 MATH MEM = (MEM - MEM1) * 1000 19.013 MATH MEM1 = 0.00 19.014 MEME 19.015 MEMC mV 0.630U 104ÿtoÿ127VAC 20.001 DISP Set the variac to 115 VAC. 20.002 HEAD {} 20.003 HEAD {ÉÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍ»} 20.004 HEAD {º RIPPLE AND NOISE TEST º} 20.005 HEAD {ÈÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍͼ} 20.006 HEAD {}ÍÍ RIPPLE AND NOISE TEST ÍÍ 20.007 JMP 21.001 20.008 EVAL 21.001 IEEE [@1281]ACV AUTO 21.002 IEEE [@1281]RDG?[I][D2000]RDG?[I] 21.003 MEM* 1000 21.004 MATH MEM1 = 0.00 21.005 MEME 21.006 MEMC mVRMS 0.800U 22.001 HEAD 22.002 DISP Set the UUT front panel controls as follows: 22.002 DISP POWER ON/OFF ....................................... OFF 22.003 HEAD {} 22.004 DISP {ÉÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍ»} 22.004 DISP {º THIS COMPLETES THE VERIFICATION º} 22.004 DISP {ÈÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍͼ} 22.005 END