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Rue J.H. Cool 19a | B-4840 Welkenraedt | BELGIUM 

Tel. : +32 (0)87 899 799 | Fax : +32 (0)87 899 790 

E-mail : [email protected] | www.flow-tronic.com 

 

 

 

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Specifications 

 

Specifications are subject to change without notice 

 

RAVEN-EYE

®

 

Dimensions (W x L x D)

 

140 x 422 x 183 mm, without cable and mounting hardware 

Weight

 

3,85 kg, without cable and mounting hardware 

Enclosure

 

IP68 waterproof rating, polyurethane (PU) 

Operating temperature

 

-20 to 50 °C 

Storage temperature

 

-30 to 60 °C 

Power requirements

 

Supplied by UNI-TRANS, RTQ-Logger Series or any 4.8 to 24 VDC power 
supply 

Interconnecting cable (disconnect at 
both sensor and logger ends)

 

Polyurethane, 8 mm diameter 

IP68 < 1bar 

Standard length: 10 m ; maximum length: 300 m 

Level measurement

 

Standard Range ultrasonic level sensor (range: 1,75 m) attached to the sensor 
using a mounting hardware 
Accuracy: 0,3% 
Temperature error: max. 0,04%/K 

Standard Range ultrasonic level sensor (range: 5,75 m) attached to the sensor 
using a mounting hardware 
Accuracy: 0,2% 
Temperature error: max. 0,04%/K 

External 4-20 mA loop powered level sensor with correct electrical parameters to 
be connected to the UNI-TRANS. 

Communication 

RS-485 with proprietary protocol for use with UNI-TRANS or RTQ-Logger Series 

RS-485 with serial MODBUS ASCII slave open protocol for use with PLCs 

Output 

1 passive analog 4-20 mA (configurable for raw surface velocity or analyzed 
surface velocity) 

Velocity measurement 

Method: Radar 

Range: ±15 m/s to ±10 m/s (bi-directional) 

Frequency Range: 24.075 to 24.175 GHz, <100 mW (EIRP) max. 

Accuracy: ±0.5% ±0.02 m/s (based on sensed surface velocity) 

Certification 

The RAVEN-EYE

®

 transmitter is certified to the following requirements: 

- Frequency: 24,125 GHz - Doppler pulse 

CE Directives EMC, R&TTE 

Use of this device is subject to the following conditions: 

There are no used serviceable items inside this device. 

 

The user must install this device in accordance with the supplied installation 

instructions and must not modify the device in any manner whatsoever. 

Any service involving the transmitter must only be performed by 

FLOW-TRONIC S.A. or authorized trained personal. 

 

The user must ensure that no one is within 20 cm of the face of the radar 

transmitter when operating. 

Approvals 

R&TTE Directive 1999/5/EC 
EN 300 440-1 V1.6.1 EMC / ERM 1-40 Ghz Radios : Part 1 
EN 300 440-2 V1.4.1 EMC / ERM 1-40 Ghz Radios : Part 2

 

 

Summary of Contents for Raven-Eye

Page 1: ...a n n e l N o n Co n t a c t R A D A RF l o wMe t e r V 1 1 S e p t e mb e r 2 0 1 3 R u eJ H Co o l 1 9 a B 4 8 4 0We l k e n r a e d t T e l 3 2 0 8 78 9 97 9 9 F a x 3 2 0 8 78 9 97 9 0 E ma i l i...

Page 2: ......

Page 3: ...TING HARDWARE ON THE WALL 13 3 2 2 2 ATTACH THE SENSOR TO THE MOUNTING HARDWARE 14 3 2 2 3 ALIGN THE SENSOR VERTICALLY RAVEN EYE WITHOUT ATTACHED LEVEL SENSOR 16 3 2 2 4 ATTACH THE LEVEL SENSOR 17 3 2...

Page 4: ...28 7 3 TECHNICAL SUPPORT 28 7 4 REPAIR SERVICE 28 APPENDIX 29 APP 1 FLOW TRONIC CUSTOMER SERVICE DEPARTMENT REGISTRATION FORM 29 WARRANTY STATEMENT 30 Copyright 1989 2013 Flow Tronic S A All printed...

Page 5: ...ctrical parameters to be connected to the UNI TRANS Communication RS 485 with proprietary protocol for use with UNI TRANS or RTQ Logger Series RS 485 with serial MODBUS ASCII slave open protocol for u...

Page 6: ...99 790 E mail info flow tronic com www flow tronic com 4 Flow measurement Method Based on continuity equation Q V A calculated by logger or flow monitor Accuracy 5 of reading typical where flow is in...

Page 7: ...ause damage to the instrument Information that requires special emphasis Note Information that supplements points in the main text 2 1 2 Precautionary labels This is the safety alert symbol Obey all s...

Page 8: ...njury impairment of health or death Confined spaces are not designed for human occupancy They have restricted entry and contain known or potential hazards Examples of confined spaces include manholes...

Page 9: ...w velocity in open channels using radar technology The unit is designed to withstand submersion during surcharge conditions Optional level sensors provide the UNI TRANS monitor with the water level me...

Page 10: ...n used to calculate the average speed of the flow stream Note The radar velocity sensor does not operate under surcharge conditions Level measurement The water level is measured using an ultrasonic pu...

Page 11: ...m the shipping carton and inspect for any visible damage If an item is missing or damaged please contact the manufacturer or local agent refer to section 7 on page 28 List of standard delivered items...

Page 12: ...or downstream as shown in Figure 2 and Figure 3 For upstream locations install the sensor at a distance that is at least five times the pipe diameter or maximum fluid level For downstream locations in...

Page 13: ...o flow tronic com www flow tronic com 11 Figure 3 Sensor location near a curve elbow or junction 1 Acceptable upstream sensor location 3 Distance downstream 10 x pipe diameter 2 Acceptable downstream...

Page 14: ...nergy when powered Ear protection must be worn when working within 1 meter of this device Do not point the transducer output towards ears during installation calibration and maintenance Mount the RAVE...

Page 15: ...ay from the wall Install the sensor away from the sides of the pipe and in the very center of the flow where the fluid is at the maximum depth Install the sensor in a location that is accessible for m...

Page 16: ...be removed from the frame and installed without entering the manhole when installed with the one time entry mounting hardware Procedure 1 Make sure that the cable is tightly connected to the sensor 2...

Page 17: ...elkenraedt BELGIUM Tel 32 0 87 899 799 Fax 32 0 87 899 790 E mail info flow tronic com www flow tronic com 15 Figure 8 Assembling the mounting hardware 1 Ball mount 3 Threads for mounting hardware att...

Page 18: ...the wing nut on the ball mount hardware and position the frame so that the radar beam will point below the crown of the pipe by at least 25 mm Figure 9 It may be necessary to install the 200 mm or the...

Page 19: ...t Figure 10 Level sensor attachment 1 Threads for level sensor support attachment 3 Screws to attach the level sensor support 2 Level sensor support 4 Nut for level sensor attachment 3 2 2 5 Align the...

Page 20: ...arther from the wall 3 Tighten the wing nut and make sure that the radar beam is not blocked by the wall or pipe If the beam is blocked move the frame further away from the wall using the 200 mm or th...

Page 21: ...a bubble level and position it on the horizontal platform of the RAVEN EYE see point 1 on Figure 12 2 Slightly loosen the wing nut and position the sensor so that the platform is positioned horizonta...

Page 22: ...d The sensor offset is the distance from the tip of the level sensor to the bottom of the pipe or channel This distance will be entered into the software and is necessary for accurate flow calculation...

Page 23: ...p of frame 3 2 2 9 Sensor offset calculation The following rules apply to the ULS 02 or ULS 06 sensors in case they are used with a PLC or controller The following configurations apply to the ULS 02 s...

Page 24: ...iameter The correct diameter of the pipe or channel is necessary for accurate flow calculations 1 Measure the inside pipe diameter I D at three locations Figure 14 Be sure that the measurements are ac...

Page 25: ...ectricity resulting in degraded instrument performance or eventual failure The manufacturer recommends taking the following steps to prevent ESD damage to your instrument Before touching any instrumen...

Page 26: ...he RAVEN EYE such as average velocity flow level quality parameters etc The measuring site and the RAVEN EYE are configured connecting the sensor to a computer using the USB configuration cable option...

Page 27: ...ity considering the quality parameters 1002 R 2 float32 m s Velocity vQPF Velocity considering the quality parameters and the median filter 1004 R 2 float32 m s Velocity vAVG Average velocity 1006 R 2...

Page 28: ...YE sensor when the inside pressure falls to atmospheric pressure and the humidity raises above 75 return the instrument to manufacturer for inspection and service Examine the RAVEN EYE sensor on an an...

Page 29: ...in its initial position Make sure that the cable points toward the center of the manhole 6 Connect the RAVEN EYE sensor cable to the logger or controller following the installation operation manual 5...

Page 30: ...ical and Customer Service Department personnel are eager to answer questions about our products and their use In Belgium and Luxembourg call 32 0 87 899 799 Outside the Belgium and Luxembourg contact...

Page 31: ...ts or service please call Customer Service at 32 0 87 899 797 or e mail us at service flow tronic com Rue J H Cool 19a B 4840 Welkenraedt BELGIUM Tel 32 0 87 899 799 Fax 32 0 87 899 790 E mail info fl...

Page 32: ...r be repaired or replaced at Flow Tronic s election free of charge and if necessary the product will be returned to purchaser transportation prepaid to any point in Europe If inspection by Flow Tronic...

Page 33: ......

Page 34: ...R u eJ H Co o l 1 9 a B 4 8 4 0We l k e n r a e d t T e l 3 2 0 8 78 9 97 9 9 F a x 3 2 0 8 78 9 97 9 0 E ma i l i n f o f l o w t r o n i c c o m www f l o w t r o n i c c o m...

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