UNDERGROUND MONITORING IN HARSH ENVIRONMENTS
The Telog Ru-35 provides real-time monitoring and alarming of flow, pressure and water quality instruments and sensors found in the harsh environments of sewers and underground water vaults. When you combine the Telog Ru-35 RTU with a Trimble Telog software option, you have a powerful system of wireless wastewater infrastructure monitoring that is consistently delivering real-time data and alarms from the field, straight to your desktop or browser. This provides situational awareness of the performance of the collection system, improves regulatory compliance and enables network modeling calibration.
Sensor Support
The Telog Ru-35 supports multiple sensor interface options including RS-232, RS-485, analog and digital inputs with MODBUS, SDI-12 and I2C protocol support. For example, when connected to an open-channel flowmeter via RS-232, the RTU can interrogate the meter for its most recent level, flow velocity and battery voltage measurements. Trimble Telog also provides optional sensors that may be directly attached to the Telog Ru-35 including ultrasonic and pressure level, water quality sondes, temperature, level switches and rain gauges.
Wireless Communication
Using cellular technology enables unmanned monitoring of remote sites as well as instant updates and alarm notifications. The Ru-35 uses a low power, LTE Cat M1 cellular communication modem certified on multiple cellular systems. This ensures maximum coverage, reliability of service and alignment with cellular carriers technology roadmaps. Additional communication options are also available on request.
Collecting Data
The Telog Ru-35 may be configured to call its host server on a schedule (e.g. once per day; every four hours, etc.) and/or in response to site alarm conditions (e.g. in response to a high level event). Data may be stored in the recorder at user defined intervals (e.g. five minutes, one minute, etc.) without concern for data loss, because the recorder will store from 150,000 to 670,000 values, depending on input type, before overwriting the oldest data.
Packaging
The cellular modem, antenna, process signal conditioning, data recorder and battery are integrated into an IP68 rated, environmentally rugged package weighing nine pounds (four Kg) and measuring cuboid 7.3” (185mm) L x 4.2” (107mm) W x 11.5” (292mm)H. Battery Powered This RTU is powered by dual user replaceable 6-volt lantern batteries providing an operating life of six months to two years depending on the sensor interface and call schedules.
Software Support
Trimble Telog wireless recorders are compatible with all Telog software applications, including Trimble Unity, Telog Enterprise and Telogers for Windows application software. This ensures that utilities have a complete solution addressing all their remote monitoring requirements delivered in a manner that suits each individual utility’s operations and IT needs.
SPECIFICATIONS
RECORDER MODEL: Telog Ru-35
TYPE
Type Multi- channel underground RTU (Recording Telemetry Unit)
RECORDING
Sample rate Programmable from 1/sec up to 8 hours; each channel
Data interval Programmable from 1/sec up to 8 hours; each channel
MEMORY
Size: 1 MB
Storage method: Wrap around (first-in; first-out),
Data capacity: Dynamically allocated to active channels, any combination of:
-
Analog input 670,000 values
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Pulse input 500,000 values
-
Event input 150,000 values
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ComSensor input 250,000 values
(Values above represent maximum.)
COMMUNICATION
Standard: Bluetooth Low Energy (BLE) for local connection with computer
Backup: Wired local RS-232 via sensor port, auto-selected baud rate to 115Kbps
Cellular: Telog Internal Modem certified on LTE Cat M1 for Verizon in USA, LTE Cat1 on Sprint in USA. HSPA modem certified on Bell in Canada. FirstNet available in the USA.
Antenna: TNC connector
INPUTS
Limited to two ComSensors + two analog + two digital
ComSensor/meter:
Selectable RS-232 or RS-485 to 115 Kbps
Modbus
SDI-12
I2C
Protocol determined by meter or sensor
Analog (Two channels):
Selectable ranges: 0-5 VDC, 4-20 ma
Excitation Pulsed: +5 or +12 VDC, (selectable duration)
Resolution: 0.025%; 12 bits
Accuracy: ±0.1% of full range at 70º F ±50 ppm
Digital (Two channels):
Type: Selectable pulse counter or event recorder
Input: Contact closure or logic driven input
Excitation: 3 VDC at 10 µAmps (max)
Pulse width: 10 mS minimum
BATTERY
Factory installed: Dual 6V alkaline lantern battery Rayovac 6-Volt Spring Terminals Alkaline F Cell | 808
Battery Life Example:
Input ComSensor: Modbus
Sample rate: Five minutes
Communication: Wireless LTE Cat M1
Call schedule:
-
15 minutes Battery life=7 months
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60 minutes Battery life=2 years
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2 hours Battery life=3 years
-
24 hours Battery life=4.5 years
External Power: Input 9 to 15 VDC @ 1 amp max
ENCLOSURE
Cuboid: 7.3”L x 4.2”W x 11.5”H [185mmL x 107mmW x 292mmH]
Two Chambers: Battery and sealed electronics
Weight: 9 lbs. [4Kg]
Material: Injection molded polycarbonate
ENVIROMENTAL
Temperature 32 to 160ºF [0 to 70ºC] -22 to +160ºF powered externally
Submersible Meets IP68 (NEMA 6P) standards -22 to +160ºF [-30 to 70ºC] powered externally
SUPPORT SOFTWARE
S-3PC: Telogers for Windows® version 6.60 or later
S-3EP: Telog® Enterprise version 6.60 or later
TW-UNITY: Trimble Unity
TRIMBLE TELOG SUPPLIED SENSORS
Pressure Level Sensor
Model: Telog PT-DSu
Type: Strain gauge pressure sensor
Range Selectable: 5, 10, 30, 100, 300, 1000 PSIA
Accuracy over the calibrated temperature range including zero and span setting and the effects of non-linearity, hysteresis and repeatability: 0.25% FS
Cable: Vented Polyurethane 0.225” diameter [5.715mm]
Ultrasonic Level Sensor
Model: Telog UT-35u/95 ultrasonic transmitter (ComSensor)
Frequency: 95 KHz
Range: one foot to 13 feet
Beam: Angle 8º conical
Accuracy: ±0.25% over any range segment exceeding 12 inches (homogeneous environment)
FloWav Area Velocity and Level Sensor
Model: PSA-AV A/V Level sensor
Range: Velocity: -5 to 20 ft/s
Depth : 0 to 15 feet
Accuracy Velocity: +/-2% of reading
Depth: +/-0.25% full scale +/-1% of reading from 32° F to 160° F
Size 0.9”H x 1.85”W x 6”L with 30 feet of cable
TRIMBLE TELOG SUPPORTED METERS AND SENSORS
Flow meters:
Via RS-232 or RS-485: ADS Flow Shark, ADS Triton, ADS Triton+
Interface to meter: Hach Sigma 900 Series
Serial interface port: ISCO 2100 series, Hach Flo-Dar & Flo-Tote3 Meters, ISCO ADFM & accQmin
Level Sensors:
Via RS-232 or RS-45: FloWav Stingray (Level)
Sensors:
Hydrolab Sondes, Hach Pipe Sonde
Water Quality:
Hach Hydrolab Multiparameter Sondes, DataSonde 4a, MiniSonde 4a, DS5X, DS5, MS5, Hach Pipe Sonde, Ponsel C4E & CZTN (Conductivity)
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