Stulz Leak Detection Systems


EL2001 Supervising Panel

Advanced supervising panel for use with our Early Warning Liquid Leak Locating System 

General Features

  • Supervising capacity

    Up to 99 leak detection panels (e.g. EL3001, EL4001, EL4005)

  • Maximum accumulated length of sensing cable

    20,000 metres (200m internal + 99 x 200m external)

  • Precision of leak location

    +/- 1 metre or +/- 0.5%

  • Failsafe operation

    Ability to operate in loop back operation and detect liquid leakage during cable break

  • Display

    Permanent backlight with LCD of 4 lines x 20 English characters

  • Audible alarm

    90dB max. buzzer with silencing button

  • System menu

    Access to event log, system reset and configuration mode

  • Fast response

    18 seconds typically to alarm

  • Liquid leak detection capability

    Typically 20mm in length of liquid (e.g. tap water) in full contact with sensing cable. Leak sensitivity is adjustable

  • Panels under supervision identification

    By different panel number and name with up to 35 characters

  • Panel names setup

    By PC software

  • Event log

    896 time stamped events stored in non-volatile memory. First in/first out in case of overflow

  • Mechanical dimensions

    Rugged ABS UL-VO case 222 x 146 x 55mm

  • Ingress protection

    Dust proof, splash proof IP 65

Controller

Environmental Ratings

Operating temperature0°C - 40°C (indoor installation only)
Storage Temperature-20°C - 70°C
Humidity5% to 95% non-condensing

 

Power Requirements

Power Supply230 +/- 15% VAC, 50/60 Hz
Optional Input115 VAC/ 50-60 Hz or 12 to 30 VAC/DC power input
Power Consumption8 VA / 3 W maximum

 

 Power Relays Switching Characteristics

Cable break/power failure by contact (1 relay)Operation - SPDT
Switching current - 0.5A at 250 VAC, 1A at 30 VDC
Liquid leakage dry contactOperation - SPDT
Switching current - 0.5A at 250 VAC, 1A at 30 VDC

 

Supervising Channel

Physical supportRS485-two wire, ESD and surge protected as per IEC 61000-4-2
ProtocolModbus

 

Serial Communication Interface

Physical supportRS485-two wire, ESD and surge protected as per IEC 61000-4-2

Protocol

Modbus
Optional

GSM/GPRS transmitter interfacing
Modbus over TCP/IP (allows worldwide remote supervision through internet connection)
BACnet/IP interface
Profibus interface
LONworks interface

 

Compliance to International Standards

EMC emissionIEC61000-6-3(2001)
Electromagnetic compatibility
Generic emission standard for residential, commercial and light industrial environment 
EMC immunityIEC61000-6-1(2001)
Electromagnetic compatibility
Generic immunity standard for residential, commercial and light industrial environment 

 

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