KSB LevelControl Basic 2, Буклет

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Pump Switchgear / Control Systems
LevelControl Control Units
21
LevelControl Basic 2
4041.5/12-EN
Feature Single-pump station Dual-pump station
DFEO DPEO DLEO (BS housing) DLEO (BC housing) DFEO DPEO DLEO (BS housing) DLEO (BC housing)
Phase monitoring
✘ ✘
Change of switching levels - ✘ ✘ ✘ - ✘ ✘ ✘
Housing H × W × D [mm], IP54
Plastic 400 × 281 × 135 -
✘
-
✘
-
✘
-
✘
Sheet steel 400 × 300 × 155 - - ✘ - - - ✘ -
Sheet steel 600 × 400 × 200 ✘ - - - ✘ - - -
Built-in components
Master switch (lockable) ✘ o ✘ - ✘ o ✘ -
Manual-0-automatic selector switch per
pump
✘ ✘
DOL starting ✘ ✘
Motor protection
Motor protection switch per pump
✘ ✘
Motor temperature warning input ✘ ✘
Motor temperature alert input ✘ ✘
Pump
Thermal circuit breaker/bimetal ✘ ✘
Motor leakage/moisture monitoring ✘ ✘
Optional components
Rechargeable battery for powering the
device o o
Control cabinet heating for type BS o - o - o - o -
Alarm equipment
1 free alarm input (non-ATEX-compliant) ✘ ✘
1 digital input for high water alert
6)
✘
-
✘ ✘ ✘
-
✘ ✘
Volt-free contact (changeover contact) ✘ ✘
Piezo buzzer 85 dB(A) ✘ ✘
Horn / alarm combination / alarm strobe light
12 V DC o o
Inputs/outputs
Inputs for float switches 2 - - - 3 - - -
Intrinsic safety barrier for float switch 2 - - - 3 - - -
Pneumatic pressure sensor -
✘
- - -
✘
- -
Bubbler control with compressor - - ✘ ✘ - - ✘ ✘
Remote acknowledgement ✘ ✘
12 V DC connection for horn, etc.
✘ ✘
Sensors
Float switch (NO contact) o - - - o - - -
Open pressure bell - o o o - o o o
Closed pressure bell - o - - - o - -
Tools
KSB ServiceTool for Windows XP o o
6
Additional intrinsic safety barrier required for high water float switch (see Optional components)