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Fluke 2638A/05 Hydra Series III 22-Channel Data Acquisition System
Fluke 2638A

Our Price: $2,599.00

Product Code: 2638A-05



  • 20 universal inputs, 2 dedicated current channels that do not need shunt resistor
  • Non-expandable version. No additional channel expansion possible
  • DC accuracy of 0.0024 %
  • Thermocouple accuracy of 0.5 °C
  • On-screen color trend graphing of up to four channels at a time
  • Easy-to-use menu system for setup and data management
  • Input types: ac V, dc V, ac I, dc I, thermocouple, PRT (2, 3, 4 w), thermistor, resistance (2-4 w), frequency
  • Multi-channel real-time data display
  • 6.5-digit bench DMM function for front-panel inputs
  • Monitor function for real-time viewing and charting between scans
  • 20 on-board math channels
  • One-button screen capture of chart or data displays
  • 45 channels/second basic dc scan rate
  • Internal 57,000 scan/setup file memory
  • USB flash drive support
  • Data security features
  • 300 V CAT II input safety rated
  • Supported by TQSoft and TQAero thermal validation software for FDA 21 CFR Part 11
  • AMS 2750 compliant data collection

echnical Specifications
DC voltsRange100 MV to 300 V
Resolution0.1 µV to 1 mV
AC voltsRange100 MV to 300 V
Resolution0.1 µV to 1 mV
ResistanceRange100 Ω to 100 MΩV
Resolution0.1 mΩ to 100 Ω
FrequencyRange20 Hz to 1 MHz
RTD (Pt 100)Range-200°C
J thermocouplesRange-200°C to 1,000°C
K thermocouplesRange-200°C to 1,000°C
T thermocouplesRange-270°C to 400°C
Other thermocouple typesR, S, N, E, B, C, D, G, L, M, U, W
General Specifications
Channel capacityAnalog inputs22 channels; 8 digital I/O and 6 alarm outputs (TTL)
PowerVoltage100 V to 264 A in 4 power model selections (100 V, 120 V, 220 V, 240 V)
Frequency47 Hz to 440 Hz (automatically sensed when turned on)
Power consumption34 V A peak (24 W average)
CommunicationLAN10/100 Mb TCPIP DHCP
Remote commandsSCPI command set
Internal memory57,000 scans 1000 setup files
File securityDual level, Administrator, five secure users, Guest status
Alarm outputs6 TTL alarm outputs -- assignable to one or multiple channels
Alarm setpoints2 assignable setpoints/channel, Hi Lo, Hi Hi, Lo Lo
Language menusEnglish, Chinese, French, German, Japanese, Korean, Portuguese, Russian, Spanish
TemperatureOperating0°C to 50°C
Storage20°C to 70°C
Warm-upOne hour to full uncertainty specifications
Relative humidity (non-condensing)Operating0°C to 28°C < 90%, 28°C to 40°C < 75%, 40°C to 50°C < 50%
Storage20°C to 70°C <95%
Weight6 kg (13.2 lbs)
Dimensions150 x 285 x 385 mm (5.91 x 11.22 x 15.16 in)
Standard rack height3 U

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