ABB DSA908-50A 控制模块

Description

• 模拟量输入模块有8个通道。每个通道可以是电压或电流输入。电流输入能够处理至少30V直流电压的变送器电源短路而不会损坏。通过PTC电阻器执行电流限制。电流输入的输入电阻为250欧姆，包括PTC。

  电压输入能够承受至少30V直流电压的过压或欠压。输入电阻为290k欧姆。发射机电源可以连接L1+，L1-和/或L2+，L2-

  特点和优势

  8个通道，用于0…20mA、4…20mA、0…10V或2…10V直流单端单极输入

  1组8个通道与地面隔离

  12位分辨率

  输入分流电阻通过PTC电阻保护至30V

  模拟输入短路保护ZP或+24V

  输入端能够承受HART通信。

  
  Allen Bradley 1771-OBDS 1771OBDS NIB
  Koyo Grinding Wheel Spindle Remanfactured
  oyo Scroll Spindle Remanfactured
  5-Teledyne Farris Pressure Relief Valve 1 X 1.5 Rebuil
  Allen Bradley AC Drive PN 160-BA10NPS1P1 NI
  Honeywell Logic Power Supply Model 51400712-200 Rev. H
  Allen Bradley 1772-LXD Mini PLC 2/16 Processor
  Roth Turbine Pump Model 90TSCL2129BSI
  Mikron Instrument Processor Infrared Transmitter
  Goulds Pump Casing PN D00282B 1203 1X1.5 Stainless Ne
  Lot of Six Honeywell I/O Cards
  Tufline 3″ 3 Way Plug Valve Class 150 Stainless
  ndress + Hauser LTC 1230 Micropressor Level Control N
  Setco Scroll Spindle Remanfactured
  Setco Cross Cluster Spindle Remanfactured
  Pulsatron Pulsafeeder Metering Pump Model LB03SA-PTC1-G
  Balluff Micropluse BTL5-A11-M1220-?P-S32/US NIB
  Honeywell 3000 ST Differential Pressure Transmitter STR
  ABB SACE TMAX 100 Amp. Breaker NIB
  Sick CLV 430-0010 Barcode Scanner LNC
  Baldor 20 HP PN 1700424 1450 RPM NIB