System Power

Internal power supply

3.6 VDC, D-size lithium battery (2-year typical life)

External power supply (6 to 30 VDC at 6 mA) with internal battery backup (reverse polarity protected)

Loop-powered (4-20 mA) with internal battery backup (reverse polarity protected)

Loop power: 8 to 30 VDC

Load resistance: 1100 ohms @ 30 VDC

200 ohms @ 12 VDC

Operating Temperature

Lithium-Powered: -40°C to 70°C (-40°F to 158°F) LCD contrast is reduced below -20°C (-4°F)

Environmental

Humidity: 0 to 90% non-condensing Altitude: Up to 2000 m, maximum

LCD Display

8-digit Total (volume) display (7-segment characters)

6- digit Rate display (11-segment characters for easy-to-read prompts) 0.3” character height

Adjustable contrast and update period

User-selectable units of measurement (Total):

• Preprogrammed units: BBL, GAL, LIT, M3, CF, SCF, any unit x 1000

• User-defined units

User-selectable units of measurement (Rate):

• Preprogrammed units: BBL, GAL, LIT, M3, CF, SCF (per DAY, HR, MIN, SEC), any unit x 1000 (per DAY, HR, MIN, SEC)

• User-defined units

Keypad

6-key membrane switch

Communications/ Archive Retrieval

RS-485 Modbus® communications with transfer speeds up to 115.2K (allows full download in less than 1 minute)

Logging

384 daily logs

768 hourly logs

345 event logs

Inputs

Turbine Meter Input

Configurable sensitivity adjustment via front panel Sensitivity adjustment range:  20 mV P-P to 40 mV P-P Frequency range:  0 to 3500 Hz

Remote Reset Input Optically-isolated input

3.0 to 30 VDC

Pulse duration > 3 seconds to reset

Pulse Input

Optically-isolated input

3.0 to 30 VDC

Outputs

Analog Output

4-20 mA, loop-powered (two-wire) 16-bit resolution

Accuracy: 0.1% of full scale @ 25°C, 50 PPM/°C temperature drift Loop power:  8.0 to 30 VDC

Zero and full-scale engineering values configurable from front panel

RS-485 Communications

Baud rates: 300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600 and up to 115.2K

Volumetric Pulse Output Solid-state relay

Output rating: 60 mA max. @ 30 VDC, on-state drop = 1.4 VDC @ 50 mA,

0.25 VDC @ 10 mA

Configurable pulse width (duration): 10 to 60,000 ms

Amp & Square (Flow Meter Frequency) Output

Open-drain transistor output of turbine meter input signal

Output rating: 50 mA @ 30 VDC, on-state drop = 0.3 VDC @ 50 mA,

0.1 VDC @ 10 mA

(Analog output and amp & square outputs cannot be used simultaneously.)

Modbus

RTU mode Modbus® supports 16-bit and 32-bit holding registers. For more information, see Appendix C.

Enron Modbus®

Flow log parameters (time stamp, period total, period run time, and supply voltage) and download method are Enron-compatible.

System Requirements

Operating System - Windows 2000 or later (Windows XP recommended) Computer/Processor - 1 GHz or faster Pentium-compatible CPU

Memory - 128 MB of RAM

Hard Disk Space - 21 MB for program files, 30 MB for Adobe Reader, adequate space for data files

Drive - CD-ROM for install

Display - 800 x 600 (SVGA), 16-bit (thousands of colors) color display or greater

Browser - Internet Explorer 6 or later

Internet Connection - for web links, tech support

Communications Port - physical or virtual RS-232 compatible serial port