User Contributed                                           MET/CAL PROCEDURE
=============================================================================
INSTRUMENT:            HP 6218A:DC Power Supply
DATE:                  23-Feb-96
AUTHOR:                User Contributed
REVISION:              0
ADJUSTMENT THRESHOLD:  100%
NUMBER OF TESTS:       10
NUMBER OF LINES:       143
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
  1.005  DISP         3. EPC HS 5-500 5 Amp Shunt DTB # 14-107
  1.006  DISP         Set the UUT front panel controls as follows:
  1.006  DISP         POWER ON/OFF ....................................... OFF
  1.006  DISP         VOLTAGE and VERNIER .......................... fully CCW
  1.006  DISP         CURRENT and VERNIER .......................... fully CCW
  1.006  DISP         METER SELECTION switch ........................... VOLTS
  1.007  DISP         ÿ Connect the UUT and the 1281 as follows:
  1.007  DISP         ÿ[27][91]1m     6218A        TO        1281[27][91]m
  1.007  DISP         ÿ  OUTPUT  + ÄÄÄÄÄÄÄÄÄÄÄÄ> INPUT-HI
  1.007  DISP         ÿ  OUTPUT  - 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        6218A        TO      SHUNT
  1.008  DISP         ÿ       OUTPUT +20V ÄÄÄÄÄÄÄÄÄ> Shunt Right Terminal
  1.008  DISP
  1.008  DISP         ÿ   [27][91]1m        SHUNT        TO      240-C
  1.008  DISP         ÿ       Shunt Left Terminal ÄÄÄÄÄÄÄÄÄ> INPUT (+)
  1.009  DISP         ÿ Connect the UUT and the 240-C as follows:
  1.009  DISP         ÿ[27][91]1m     6218A        TO        240-C[27][91]m
  1.009  DISP         ÿ  OUTPUT- COM ÄÄÄÄÄÄÄÄÄÄÄÄ> INPUT (-)
  1.010  DISP         Connect the 1281 HI and LO inputs accross the shunt
  1.010  DISP         as follows:
  1.010  DISP         ÿ   [27][91]1m        1281         TO      SHUNT
  1.010  DISP         ÿ   CH A INPUT HI ÄÄÄÄÄÄÄÄÄ> RIGHT SHUNT METER TERMINAL
  1.010  DISP         ÿ   CH A INPUT LO ÄÄÄÄÄÄÄÄÄ> LEFT SHUNT METER TERMINAL
  1.011  DISP         Set the 240-C decade switches to 9,9,9,9,9,9.
  1.012  DISP         Connect UUT AC line cord to Metered Variac.
  1.013  DISP         Set the UUT POWER switch to the ON position.
  1.014  HEAD         {}
  1.015  HEAD         {ÉÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍ»}
  1.016  HEAD         {º METER ACCURACY TEST º}
  1.017  HEAD         {ÈÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍͼ}
  1.018  HEAD         {}ÍÍ METER ACCURACY TEST ÍÍ
  1.019  STD          DTB Metered Variac
  1.020  JMP          2.001
  1.021  EVAL
  2.001  DISP         Set the UUT front panel controls as follows:
  2.001  DISP         CURRENT and VERNIER ........................... fully CW
  2.002  DISP         Set UUT VOLTAGE controls for a UUT reading of exactly
  2.002  DISP         50 Volts.
  2.003  IEEE         [@1281] DCV AUTO
  2.004  IEEE         [@1281] [D3000]RDG?[I]
  2.005  ACC    200   50.000V        10P% 0.2P/
  2.006  MEME
  2.007  MEMC         V              3% 0.000U
  3.001  STD          Clarostat 240-C
  3.002  DISP         Set the UUT front panel controls as follows:
  3.002  DISP         METER SELECTION switch .............................. mA
  3.003  STD          EPC HS 5-500
  3.004  MEMI         Use keyboard to enter actual shunt value in Ohms:
  3.005  MATH         M[1] = MEM
  3.006  DISP         Adjust the 240-C decade switches for a UUT meter reading
  3.006  DISP         of exactly 200mA.
  3.007  IEEE         [@1281]INPUT CH_A
  3.007  IEEE         [@1281] DCV AUTO
  3.008  IEEE         [@1281] [D2000]RDG?[I]
  3.009  MATH         MEM1 = .200
  3.010  MATH         MEM = MEM / M[1]
  3.011  MEME
  3.012  MEMC         A              3% 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          5.002
  4.007  EVAL
  5.001  DISP         Reconnect the lead to the 240-C input.
  5.002  IEEE         [@1281] INPUT FRONT
  5.003  IEEE         [@1281] DCV AUTO
  5.004  IEEE         [@1281] [D3000]RDG?[I]
  5.005  MEME
  5.006  DISP         Disconnect one lead from the 240-C input.
  5.007  IEEE         [@1281] DCV AUTO,FAST_ON
  5.008  IEEE         [@1281] [D3000]RDG?[I]
  5.009  MATH         MEM = (MEM - MEM1) * 1000
  5.010  MATH         MEM1 = 0.00
  5.011  MEME
  5.012  MEMC         mV             4.00U         FULLÿtoÿNO
  6.001  DISP         Reconnect the lead to the 240-C input.
  6.002  HEAD         {}
  6.003  HEAD         {ÉÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍ»}
  6.004  HEAD         {º LINE REGULATION TEST º}
  6.005  HEAD         {ÈÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍͼ}
  6.006  HEAD         {}ÍÍ LINE REGULATION TEST ÍÍ
  6.007  JMP          7.001
  6.008  EVAL
  7.001  DISP         Set the variac to 105 VAC.
  7.002  IEEE         [@1281] DCV AUTO,FAST_ON
  7.003  IEEE         [@1281] [D3000]RDG?[I]
  7.004  MEME
  7.005  DISP         Set the variac to 125 VAC.
  7.006  IEEE         [@1281] DCV AUTO,FAST_ON
  7.007  IEEE         [@1281] [D3000]RDG?[I]
  7.008  MATH         MEM = (MEM - MEM1) * 1000
  7.009  MATH         MEM1 = 0.00
  7.010  MEME
  7.011  MEMC         mV             4.00U         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         MEM=(MEM*2.82)*1000
  9.004  MATH         MEM1 = 0.00
  9.005  MEME
  9.006  MEMC         mVP-P          +1.00U
 10.001  HEAD
 10.002  DISP         Set the UUT front panel controls as follows:
 10.002  DISP         POWER 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