STBT3000 Flow Monitor

Sur Tech BS3000 Series Flow Monitor
STBT3000 FLOW MONITOR

STBT3000 FLOW MONITOR

The STBT3000 Series flow monitor is a flexible, durable, easy-to-use platform for your flow metering applications. Our trusted flow metering technology now offers a new flow monitor with more options and features than ever before with the STBT3000 Series.

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Applications

The STBT3000 monitor is suitable for application in a wide variety of metering needs. A few of the more common industries are:

  • Secondary oil recovery applications
  • Remediation and reclamation
  • Fracture/refracture
  • Coal bed methane
  • Regulatory compliance and environmental accountability
  • Industrial chemicals
  • Aggressive chemical processing applications
  • Semiconductor manufacturing
  • Fertilizer production and dispensing
  • Pesticide manufacture
  • Liquid batching and water cooling

Features

  • Explosion-proof according ATEX, IECEx, FM and CSA c-us
  • Rugged 1 in. NPT thread for flow meter mounting
  • Data logging to survey information
  • USB communication for configuration using a programming cable
  • Modbus RS485 communication option.
  • Easy configuration via PC with free downloadable software
  • Easy K-factor and engineering unit configuration for volumetric or mass readings
  • Display shows flow rate, total, measuring units and a flow rate indicating speedometer
  • Seven-digit flow rate/total and 11-digit accumulated total
  • Easy configuration with clear alphanumerical display
  • Bright LED backlight
  • Auto backup of settings and running totals
  • Power requirements: Loop powered or battery
  • Operational temperature – 40…158° F (– 40…70° C)
  • Sixteen-point linearization of the flow curve, with interpolation
  • Field operation via through-the-glass keypad

SPECIFICATIONS
DisplayCommon: Simultaneously shows Rate and Total; 5 x 7 Dot Matrix LCD, STN Fluid
6 Digit Rate, 0.5 inch (12.7 mm) numeric
7 Digit Total, 0.5 inch (12.7 mm) numeric
Engineering Unit Labels 0.34 in. (8.6 mm)
Annunciators: Alarm 1, Alarm 2, Battery Level, RS485 Communications (COM)
Ambient Operating
Temperature		– 40…158° F (– 40…70° C)
EnclosureRating: NEMA 4×, NEMA 7, NEMA 8, NEMA 9, IP66, IP67
Dimensions: 4.41 × 5.24 × 5.83 in. (112 × 133 × 148 mm) W × H × D
Entry Thread: 2 × 3/4 in. NPT (T1), 1 × 1 in. NPT (T2)
Power RequirementsLong life Lithium battery; lifetime depends on settings and configuration; Up to approx. 3 years
NOTE: The battery can power the backlight for a short time after a keypad touch

Loop powered, analog output; 11…27V DC; Minimum 3.5 mA
NOTE: The loop powered analog output cannot power the backlight

Power Supply: 9…27V DC; Consumption max. 3W
Sensor ExcitationTerminal S3: 3V DC for pulse signals and 1.2 V DC for coil pickup, Iout max. 100 μA
Terminal ConnectionsRemovable plug-in terminal strip; Wire max. 1.5 mm2 and 2.5 mm2
Data ProtectionEEPROM backup of all settings; Backup of running totals every minute; Data retention is 10 years
Configuration settings can be password protected
Hazardous Area CSA c-us / FM:
Class I, Division 1, Grps A, B, C, D
Class II/III, Division 1, Grps E, F, G
Class I, Zone 1, AEx d IIC T6/T5 Gb
Zone 21, Aex tb IIIC T85°C/T100°C Db
Directives and StandardsEMC: EN 61326-1; FCC 47 CFR part 15
LVD: EN/IEC 61010-1
ATEX / IECEx: EN/IEC 60079-0; EN/IEC 60079-1; EN/IEC 60079-31
CSA: CSA 22.2 No. 25, CSA 22.2 No. 30, No. 61010-1-12
RoHS: EN 50581
IP & TYPE: EN 60529; NEMA 250
FM: Class 3600, 3615, 3616, 3810
UL: UL 61010-1
InputPulse Flow Meter: Coil / sine wave (COIL-HI: 20 mVpp or COIL-LO: 90 mVpp sensitivity selectable), NPN, PNP, reed switch, NAMUR, active pulse signals 8 or 24V DC

Frequency: Min. 0 Hz, max. 10k Hz for total and flow rate; Maximum frequency depends on signal type and internal low-pass filter; For example, a reed switch with low-pass filter: max. frequency 120 Hz

K-Factor: 0.000010…9,999,999 with variable decimal position
Low-pass filter: Available for all pulse signals
External reset total
Digital OutputPulse: Transmitting linearized accumulated total
Frequency: 500 Hz max; Pulse length user-definable from 1 msec to 10 sec
One passive transistor output (NPN), not isolated; 300 mA to 50V @ 77° F (25° C)
Analog OutputGeneral: Transmitting linearized flow rate
Galvanically isolated, loop powered 4…20 mA output
Accuracy: 12 bit; Error 0.03% @ 68° F (typical 25 ppm/°F); analog output signal can be scaled to any desired range
CommunicationReading display information, reading/writing all configuration settings and data log extraction
Modbus RTU, RS485 2-wire, bus termination without resistor for low power solutions
Maximum 247 addresses
Baud rate: 1200, 2400, 4800, 9600, 19K2, 38K4
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