HAWKEYE

Monitoring/Technical Specifications

SYSTEM SPECIFICATIONS

Hazardous area approval

 

EExd [ia] IIB T6 (Zone 1)

ATEX certificate

 

SIRA 04ATEX1028X

System

 

Single enclosure and remote sensor

Unit dimensions

 

Height 350mm, width 145mm, depth 120mm

     

POWER SUPPLY

Battery pack

 

3.9v lithium-thionyl chloride battery pack

Battery life

 

More than three years (depending on unit configuration)

Battery change

 

Field replaceable pack

     

SENSOR SPECIFICATIONS

Primary

Sensor type

 

Downward looking ultrasonic sensor

Measurement range

 

0.3 – 6 metres

Blanking range

 

0.3 metres

Measurement uncertainty

 

+/- 0.25% for MAX measurement span (or 10mm whichever is greater)

Resolution

 

+/- 3mm

Beam angle

 

10° +/- 2°

Temperature compensation

 

Ultrasonic head temperature

Process connection

 

1” BSP thread

Sensor cable length

 

10 metres as standard (longer lengths on request)

Secondary Channel Sensors

 

Druck IS pressure sensor input
ATEX Float switch
ATEX SeSys CSO camera trigger
IS Sampler trigger

 

DATA LOGGER

Memory capacity

 

1 month at 1 minute logging interval

Memory type

 

Non-volatile

Firmware

 

Flash upgradeable

 

ENVIRONMENTAL

Memory capacity

 

1 month at 1 minute logging interval

Memory type

 

Non-volatile

Firmware

 

Flash upgradeable

COMMUNICATIONS

Direct communication

 

RS232 via cable

Remote communication options

 

Wireless GSM / PNC via CSD

Communications protocols supported

 

Modbus ASCII, Logica Medina,
Serck DNP3, WITS DNP3 (Dec 07), others are in development.

Please contact IETG for more details

     

FEATURES

Easy to use configuration software

   

System information

 

Battery voltage
GSM signal strength

Level measurement methods

 

Level measurement as % of weir wall height
Level depth – user definable level in mm
Tank level – empty distance - air space

User programmable Daily Check-in

 

Automated data retrieval and health check
Time Switch Windows (4) – polling /maintenance calls

User programmable Alarm Triggers 4 set points

 

Set point exceedance alarm
Return to normal alarm
Low battery alarm

Alarm hysteris value

 

User programmable
Prevents re-triggering of alarms

Alarm trigger reduction

 

Reduces alarms sent by delaying the sending of the alarm

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IETG LTD
CROSS GREENWAY
CROSS GREEN
INDUSTRIAL ESTATE
LEEDS
LS9 0SE

TEL: +44 (0)113 201 9700
TEL: +44 (0)113 201 9701
hawkeye2@ietg.co.uk