DT85G Series 2 GeoLogger
Contents
1. Vibrating Wire Support Low Cost Per Channel Carlson Electro Level amp LVDT support Expandable to 900 analog inputs Strain Gauge Support Web amp FTP client server Warranty All data Taker Data Loggers are covered by a 3 year warranty on workmanship and parts For further information on the data Taker range or for useful downloads visit the data Taker web site at www datataker com or contact your nearest data Taker office or distributor Quality Statement data Taker operates a Quality Management System complying with 1S09001 2000 It is dataTaker s policy to supply customers with products which are fit for their intended purpose safe in use perform reliably to published specification and are backed by a fast and efficient customer support service Trademarks data Taker is a registered trademark Specifications data Taker reserves the right to change product specifications at any time without notice Designed and Manufactured in Australia ThermofFisher S C LEN tf hee For All Geotechnical Projects Applications include Landslide Prevention Mining Exploration Tunnel Excavation Dam Wall Monitoring Concrete Curing FREE Software amp Technical Support Advanced design and technology plus 25 years of geotechnical expertise have produced the data Taker DT85G GeoLogger A versatile powerful yet low power amp cost effective data logger e Acost effective data logger expanda2. latching relay contacts max 30Vdc 1A Counter Channels _ Low Speed Counters 8counters shared with digital inputs Low speed counters do not function in sleep mode Size 32 bit Max Count rate 10 Hz i Dedicated Counter Inputs Ahigh speed or 2 phase encoder quadrature inputs Size 32 bit Max Count rate 10 kHz Input type 2 logic level inputs max 30V 2 sensitive inputs 10mV for magnetic pick ups max 10V Serial Channels SDI 12 4SDI 12 inputs shared with digital channels Each input can support multiple SDI 12 sensors Generic Serial Sensor Flexible options to allow data to be logged from a wide range of smart sensors and data streams Available ports Serial Sensor Port RS232 RS422 RS485 or Host RS232 Port Baud rate 300 to 115 200 _ lfused as a Serial Sensor channel then the Host Port is _ notavailable for other communications _ Calculated Channels Combine values from analog digital and serial sensors using expressions involving variables and functions _ Functions An extensive range of Arithmetic Trigonometric Relational Logical and Statistical functions are available _ Alarms Condition high low within range and outside range Delay optional time period for alarm response Actions set digital outputs transmit message execute any data Takercommand Scheduling of Data Acquisition Number of schedules 11 Schedule rates 10ms t
3. 00 Each channel is independent and supports one isolated 3 wire or 4 wire input or two isolated 2 wire inputs or three common referenced 2 wire inputs The following maximums apply Two wire with common reference terminal 48 expandable to 900 Two wire isolated 32 expandable to 600 Three and four wire isolated 16 expandable to 300 Expansion requires optional CEM20 Fundamental Input Ranges The fundamental inputs that the DT85G can measure are voltage current resistance and frequency All other measurements are derived from these Full Scale Res olution Full Scale Resolution 30mVde 0 25 pV 1000 EmA 300mVYde 2 5pV 10000 15m0 3 Vdc 25W 10 0000 150 00 ma 30 Vdc 250V 100Hz 0 0002 0 3mA 251A 10 kHz 0 0002 3 MA 250A 30 mA 250A Auto ranging is supported over 3 ranges Accuracy Measurement at 5 Cto 40 C 45 C to 70 C DC Voltage 01 0 35 DC Current 0 15 0 45 DC Resistance 0 1 0 35 Frequency 01 0 25 Sampling Integrates over 50 60Hz line period for accuracy amp noise rejection Maximum sample speed 25Hz Effective resolution 18 bits Linearity 0 01 Common mode rejection gt 90dB Line series mode rejection gt 35dB Inputs Inter Channel Isolation 100V relay switching Analog Section Isolation 100V opto isolated Input impedance 100KQ gt 100MOQ Common mode range 3 5V or 35V on 30V range Sensor Excitation Supply Analog channels selectab
4. ally upload logged data direct to an FTP server System 2 Display and Keypad _ Type LCD 2 line by 16 characters backlight Display Functions channel data alarms system status Keypad 6 keys for scrolling and function execution Status LEDs 4 for sample disk attention and power Firmware Upgrade Via RS232 Ethernet USB or USB disk Real Time Clock Normal resolution 200uUs Accuracy 1 min year 0 C to 40 C _ 4min year 40 C to 70 C Power Supply External voltage range 10 to 30Vdc Internal battery 6Vdc 4Ahr lead acid i Peak Power 12W 12Vdc 1A Average power Consumption _ Using 12Vde external power source Sampling Speed _ Average Power 1 second 1350 mW 5 second 500 mW 30 second 135 mW 5 minutes 70 mW Tthour 60 mW Typical Operating Time from internal 6Vdc 4Ahr battery Sampling Speed Operating Time 1 second 1 day 5 second 3 days 1 minute 1 month 1 hour 9 5 months Physical and Environment Construction Powder coated zinc and anodized aluminum Dimensions 300 x 137 x 65mm i Weight 2 5kg 5kg shipping _ Temperature range 45 C to 70 C Humidity 85 RH non condensing i reduced battery life and LCD operation _ outside range 15 C to 50 C Accessories Included Resource CD includes software video training amp user manual Comms cable USB cable Line adaptor 110 240Vac to 15Vdc 800mA _ Optional Accessories Arange of accessories are ava
5. ble to 300 channels e Supporting vibrating wire and other Geotechnical sensors e Compatible with all major brands S ope Indicator RST Instruments Geokon Soil Instruments Roctest AGI Applied Geomechanics Inc e Standalone or part of a network with powerful inbuilt communication options allows access to data how or where you want e Includes USB memory stick support e Rugged design and construction provides reliable operation in the extremes of the geotechnical environment and applications e 16 analog channels capable of measuring up to 16 vibrating wire strain gauges with thermistors or 48 vibrating wire strain gauges without thermistors e Designed and manufactured in Australia to the highest quality standards Getting the Data View the data In real time or store up to 10 million data points Data storage and retrieval can be achieved via USB memory stick FTP cell phone Modbus for SCADA Ethernet or Web The web server allows browser access to data and files FIP provides data to your office over the internet or mobile phone network without the need for polling or specific host software www datataker com For customer service call 1300 735 292 To fax an order use 1800 067 639 Visit us online www thermofisher com au 2010 Thermo Fisher Scientific Australia Pty Ltd All rights reserved A B N 52 058 390 917 datalaker Technical Specifications Analog Channels 16 analog input channels expandable to 3
6. ilable Contact your local _ distributor or visit www datataker com INDUSTRIE AUTOMATION GRAZ Autaler Stra e 55 8074 Raaba Telefon 43 316 405 105 Telefax 43 316 405 105 22 E Mail office iag co at Internet www lag co at
7. le 250A or 2 5mA precision current source 4 5V voltage source or switched external supply General Purpose Switchable 12V regulated supply for powering sensors amp accessories max 150mA Analog Sensors Supports a wide range of sensors including but not limited to those listed below A wide range of sensor scaling and linearising facilities including polynomials expressions and functions Thermocouples Types B C D E G J K N R S T Calibration standard ITS 90 RTDs Materials supported Pt Ni Cu Resistance range 100 to 10KQ Vibrating Wire Frequency range 500 to 5kHz Coil resistance 50 to 2000 Stimulation method single pulse pluck Thermistors Types YSI 400xx Series other types Resistance range lt 10kQ Other thermistor types are supported by thermistor scaling and calculated channels Resistance range can be increased with the use of a parallel resistor Monolithic Temperature Sensors Types supported LM34 60 AD590 592 TMPxx LM135 235 335 Strain Gauge and Bridge Sensors Configurations 4 amp full bridge Excitation voltage or current Carlson Sensors Built in functions for strain and temperature 420mA Current Loop Internal 100R shunt or external shunt resistor Digital Channels _ Digital Input Outputs 8 bi directional channels Input Type 8 logic level max 20 30V Output Type 4 with open drain FET _ max 30V 100mA 4 with logic output _ Relay Output 1
8. o days Data Storage Internal Store Capacity 128MB approx 10 000 000 data points Removable USB store device optional accessory Types compatible with USB 1 1 or USB 2 0 drives e g Flash drive Capacity approx 90 000 data points per megabyte Communication Interfaces _ Ethernet Port Interface 10BaseT 10Mbps Protocol TCP IP _ USB Port Interface USB 1 1 virtual COM port Protocol ASCII command Host RS232 Port Speed 300 to 115 200 baud 57 600 default Flow Control Hardware RTS CTS Software XON XOFF None Handshake lines DCD DSR DTR RTS CTS Modem support auto answer and dial out Protocols ASCII Command TCP IP PPP Modbus Serial Sensor Serial Sensor Port Interface RS232 RS422m RS485 Speed 300 to 57 600 baud Flow Control Hardware RTS CTS Software XON XOFF None _ Protocols Modbus Serial Sensor Network TCP IP Services Uses Ethernet and or Host RS232 PPP ports _ Command Interface _ Access the ASCII command interface of the DT85G via TCP IP _ Web Server _ Access current data and status from any web browser _ Custom pages can be defined Download data in CSV _ format Command interface window Define mimic displays Modbus Server slave Access current data and status from any Modbus client e g SCADA system _ FTP Server Access logged data from any FTP client or web browser FTP Client Automatic
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