DataTaker DT85G 智能数据采集器

Application: 
- Land slide prevention
- Structural strength diagnosis
- Dam-wall monitoring
- Tunnel monitoring
- Concrete curing
- Mining exploration
- Pipelines monitoring
- Earthquake early detection

Specifications:
- Max Sampling rate (Hz): 40
- Analog Inputs: 48 (2-wire common reference)
                         32 (2-wire isolated)
                         16 (3 and 4-wire isolated)
- Analog Input Range: Voltage: ±30m,300m,3000m,50000mVDC 
                                 Current: ±30mA
                                 Resistance: 1MΩ
                                 Frequency: 450kHz
- Analog Voltage Accuracy:±0.15 of Reading + (Full Scale Reading * 0.01%)
- Effective Resolution: 18 bits
- Analog Outputs: 1
- Analog Out Range: Voltage: 10m-10000mVDC
                              Current: 0-24mA
- Excitation: Analog Channel: selectable 2µA, 250µA or 2.5mA precision current source, 4.5V voltage source or switched external supply
                  Switchable 12V/5 regulated power output (max 300mA)
- Digital IO: 8 bi-directional channels
- Counter: Low speed counters: 8 counters shared with digital inputs
                Dedicated counters: 4 high speed or 2 phase encoder
- RS232/RS422/RS485 serial sensor port: 1
- RS232 host port: 1
- USB Port: 1
- Ethernet Port: 1
- Data Storage: 128MB (upgradeable to 2GB)
- Protocols Supported: Modbus, FTP, HTTP, XML, SMTP, NTP and SDI-12
- CEM20 Expansion Module supported: Yes
- Power Requirements: 10-30 VDC
- Internal Battery: 6Vdc 1.2Ah Lead Acid
- Real Time Clock AcSai số curacy: ± 1 min/year (0°C to 40°C)
                                                   ± 4 min/year (–40°C to 70°C)
- Dimensions(mm): 180x137x65
- Weight: 1.5kg
- Temperature Range: –45°C to 70°C

Manual