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Ludlum Measurements 4906 Technical Manual

Hand and foot monitor
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LUDLUM MODEL 4906 SERIES
HAND AND FOOT MONITOR
TECHNICAL MANUAL
September 2018

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Summary of Contents for Ludlum Measurements 4906

  • Page 1 LUDLUM MODEL 4906 SERIES HAND AND FOOT MONITOR TECHNICAL MANUAL September 2018...
  • Page 2 LUDLUM MODEL 4906 SERIES HAND AND FOOT MONITOR TECHNICAL MANUAL September 2018...

  • Page 3: Statement Of Warranty

    RETURN OF GOODS TO MANUFACTURER If equipment needs to be returned to Ludlum Measurements, Inc. for repair or calibration, please send to the address below. All shipments should include documentation containing return shipping address, customer name, telephone number, description of service requested, and all other necessary information.

  • Page 4: Parts List

    Model 4906 Series Technical Manual Parts List Reference Description Part Number Model 4906 Series UNIT Completely Assembled Model 4906A 48-3687 UNIT Completely Assembled Model 4906AB 48-3688 UNIT Completely Assembled Model 4906P 48-3919 Applies to all 4906 Series: BOARD Assembled Host Board...
  • Page 5 Model 4906 Series Technical Manual Reference Description Part Number 10µf, 25V 04-5728 C18-C19 0.01µf, 50V 04-5741 10µf, 10V 04-5757 0.1µf, 25V 04-5744 1µf, 10V 04-5745 0.1µf, 25V 04-5744 1µf, 10V 04-5745 C25-C28 0.1µf, 25V 04-5744 C29-C32 0.001µf, 50V 04-5742 TRANSISTORS...
  • Page 6 Model 4906 Series Technical Manual Reference Description Part Number 10K, 1/10W, 1% 12-7083 R11-R14 1K, 1/10w, 1% 12-7084 R15-R16 150K, 1/10W, 1% 12-7150 R17-19 1K, 1/10W, 1% 12-7084 1K, 1/10W, 1% 12-7084 10K, 1/4W, 1% 12-7839 R24-R25 10K, 1/10W, 1%...
  • Page 7 Model 4906 Series Technical Manual Power/Relay Board, Reference Description Part Number Drawing 540 x 170 BOARD Assembled POWER/RELAY BOARD 5540-170 CAPACITORS 4.7µf, 50V 04-5819 10µf, 6.3V 04-5746 0.01µf, 50V 04-5741 C4-C7 10µf, 6.3V 04-5746 10µf, 25V 04-5824 0.01µf, 50V 04-5741 4.7µf, 50V...
  • Page 8 Model 4906 Series Technical Manual Reference Description Part Number 10K, 1/10W, 1% 12-7083 2.21K, 1/10W, 1% 12-7139 1M, 1/10W, 1% 12-7081 10K, 1/4W, 1% 12-7839 3.16K, 1/4W, 1% 12-7903 CONNECTORS RAPC712, +12VDC 13-8445 640445-3, MTA 156X3 13-8125 J3-J4 640456-2, MTA 100X2...
  • Page 9 Model 4906 Series Technical Manual Reference Description Part Number For Model 4906A only: Air Alpha Detector Board, BOARD Assembled Air Alpha Detector Board Drawing 420 x 520 5420-520 CAPACITORS 10µf, 10V 04-5757 68µf, 16V-T 04-5768 0.1µf, 25V 04-5744 10pf, 100V 04-5749 10µf, 10V...
  • Page 10 Model 4906 Series Technical Manual Reference Description Part Number 0.01µf, 50V 04-5741 10µf, 10V 04-5757 10pf, 100V 04-5749 10µf, 10V 04-5757 C61-62 1µf, 10V 04-5745 10µf, 10V 04-5757 100pf, 100V 04-5743 10µf, 10V 04-5757 1µf, 10V 04-5745 10µf, 10V 04-5757 1µf, 10V...
  • Page 11 Model 4906 Series Technical Manual Reference Description Part Number RESISTORS 1K, 100 mW, 1% 12-7084 2.21K, 100mW, 1% 12-7172 1K, 100 mW, 1% 12-7084 2.21K, 100mW, 1% 12-7172 10K, 100mW, 1% 12-7083 49.9OHM, 100mW, 1% 12-7138 1K, 100 mW, 1% 12-7084 2.21K, 100mW, 1%...
  • Page 12 Model 4906 Series Technical Manual Reference Description Part Number CONNECTORS LP RJ-11 6P 13-9037 MISCELLANEOUS L1-L3 470µH, TKS1245 21-9699 SHIELD-M4500 PREAMP 7436-142 32377R TRANSFORMER-4275-156 21-9925 For Model 4906AB Only: Detector Slave Board, Drawing 420 x 474 BOARD Assembled Detector Slave Board...
  • Page 13 Model 4906 Series Technical Manual Reference Description Part Number 0.001µf, 25V 04-5951 100pf, 3kV 04-5735 3000pf, 50V 04-5998 10pf, 100V 04-5749 0.001µf, 50V 04-5951 10pf, 100V 04-5749 10µf, 10V 04-5968 1µf, 10V 04-5745 0.01µf, 50V 04-5741 10µf, 10V 04-5968 10µf, 10V...
  • Page 14 Model 4906 Series Technical Manual Reference Description Part Number OPA140AIDBVT 06-6891 OPA330AIDBVR 06-6972 MAX986EUK+T 06-6601 ICL7660SCBAZ 06-6437 OPA330AIDBVR 06-6972 CD74HC4538PWT 06-6686 MAX986EUK+T 06-6601 OPA330AIDBVR 06-6972 MAX986EUK+T 06-6601 LTC6993-3 06-6892 LTC6993-3 06-6892 DIODES TVS-16V 07-6548 MBR0540LT1 07-6546 MBR0520LT1G 07-6422 CR4-CR11 CMPD2005SLF...
  • Page 15 Model 4906 Series Technical Manual Reference Description Part Number 280K, 100mW, 1% 12-8240 49.9 OHM, 250mW 12-8263 4.75M, 100mW, 1% 12-7089 1K, 100mW, 1% 12-7084 1M, 100mW, 1% 12-7081 18.7K, 100Mw, 1% 12-7242 R32-R33 1K, 100mW, 1% 12-7084 49.9 OHM 100mW, 1%...
  • Page 16 Model 4906 Series Technical Manual Gas Flow Control Board, Drawing 420 x 424 Reference Description Part Number BOARD AssembledGas Flow Control Board 5420-424 CAPACITORS C1-C2 68µf, 16V-T 04-5768 C3-C4 10µf, 6.3V 04-5746 C7-C9 10pf, 100V 04-5749 0.1µf, 25V 04-5744 10µf, 10V 04-5757 0.1µf, 25V...
  • Page 17 Model 4906 Series Technical Manual Reference Description Part Number CONNECTORS P1-P2 640456-2, MTA 100x2 13-8073 640456-5, MTA 100x5 13-8057 LP RJ-11 6P, MOLEX 43860-0026 13-9037 640456-2, MTA 100x2 13-8073 MISCELLANEOUS DS1-DS4 LN1271RAL, Red, LED-SMT-AK 07-6378 Gas Frisker Slave Board, Drawing 420 x 427...
  • Page 18 Model 4906 Series Technical Manual Reference Description Part Number 0.01µf, 50V 04-5741 100pf, 100V 04-5743 C42-C43 10µf, 10V 04-5757 470pf, 100V 04-5767 100pf, 3KV 04-5735 0.001µf, 50V 04-5742 C47-C48 10µf, 10V 04-5757 0.1µf, 25V 04-5744 470pf, 100V 04-5767 10pf, 100V...
  • Page 19 Model 4906 Series Technical Manual Reference Description Part Number VR2-VR3 TPS71533DCKR 05-5936 INTEGRATED CIRCUITS MSP430F5528IRGCT 06-6797 SN74AHC14DR 06-6474 TPS3825-33DBVT 06-6558 OPA2347UA 06-6764 LT1304CS8#TRP 06-6394 U6-U7 LM6172IMX/NOPB 06-6737 OPA140AIDBVT 06-6891 LMC7111BIM5X 06-6410 MAX986EUK+T 06-6601 LTC1144IS8 05-5923 LMC7111BIM5X 06-6410 CD74HC4538PWT 06-6686 MAX986EUK+T...
  • Page 20 Model 4906 Series Technical Manual Reference Description Part Number 499K, 100mW, 1% 12-7091 500M, 3KV, 2% 12-7031 1K, 100mW, 1% 12-7084 R16-R17 499K, 100mW, 1% 12-7091 R18-R21 100K, 100mW, 1% 12-7082 1M, 100mW, 1% 12-7081 1 OHM, 250 mW, 1%...

  • Page 21: Lp Rj-11 6P,

    Model 4906 Series Technical Manual Reference Description Part Number CONNECTORS LP RJ-11 6P, MOLEX 43860-002 13-9037 135-3701-201 MMCX Jack 21-9849 640456-2, MTA 100X2 13-8073 SHIELD-M4500 P 7436-142 INDUCTORS L1-L3 470µH, TKS1245 21-9699 56mH 21-9040 TRANSFORMER 32377R, TRANSFORMER 4275-156 21-9925 Gas Flow Sensor Board,...

  • Page 22: C2 68Μf, 16V-T

    Model 4906 Series Technical Manual For Model 4906P Only: Detector Slave Board, Drawing 420 x 592 Reference Description Part Number BOARD Assembled Detector Slave Board 5420-592 CAPACITORS 1µf, 16V 04-5846 68µf, 16V-T 04-5768 10µf, 10V 04-5757 0.1µf, 25V 04-5744 1µf, 10V...

  • Page 23: Tps3825-33

    Model 4906 Series Technical Manual INTEGRATED CIRCUITS Reference Description Part Number MSP430F5528IRGCT 06-6797 SN74AHC14DR 06-6474 TPS3825-33DBVT 06-6558 OPA2347UA 06-6764 LMI1815 06-6937 LT1304CS8 06-6394 VOLTAGE REGULATORS TPS76133DBVR, 3.3V 100mA 06-6804 DIODES TVS-16V 07-6548 CR2-CR3 SD103AW-13-F 07-6420 CR4-CR8 CMPD2005SLF 07-6468 RESISTORS 1K, 100 mW, 1% 12-7084 2.21K, 100mW, 1%...
  • Page 24 Model 4906 Series Technical Manual Reference Description Part Number 1M, 100mW, 1% 12-7081 0OHM 12-7194 CONNECTORS LP RJ-11 6P 13-9037 TRANSFORMER 32377R 21-9925 MISCELLANEOUS 470µH, TKS1245 21-9699 Model 133-2 Connector/ Resistor Board, Drawing 2 x 894 BOARD Assembled Model 133-2 Connector/ Resistor Board...
  • Page 25 Model 4906 Series Technical Manual Schematics For All 4906 Series: Host Board, Drawing 420 x 275 (3 sheets) Host Board Component Layout, Drawing 420 x 276B Power/Relay Board, Drawing 540 x 170 Power/Relay Board Component Layout, Drawing 540 x 171A (2 sheets)