Emerson MCU200 - Manual
Emerson MCU200 – Manual, read for free online in PDF format. We hope this helps you resolve any issues you may have. If you have further questions, please contact us through the contact form.
Each Mobrey ultrasonic control system requires a sensor to
suit the specific application, plus a control unit.
These installation instructions cover the Mobrey control units
in the MCU200 series.
1. Sensor installation
2. Control unit installation
3. Applications:
3.1Gain adjustment
3.2Liquid level alarm
3.3Pump control and latching arms
3.4Blanket or interface detection
4. Spare parts and fault finding
Contents
Specification
Power supply
MCU 201
110/120 ±10%
220/240±10%
50-60 Hz
Installation category
MCU 201
II-IEC664 for 230V ac supply III-IEC664 for 115V ac supply
Pollution degree
MCU 201
2-IEC664
Power consumption
MCU 201
6VA approx at 240 Vac
Power supply
MCU 203
24V dc (20V Min, 30V Max) Supply must be floating or negative earth
Current consumption
MCU 203
0.1A Max
Relay output
5A at 230V ac DPCO
Relay state
Normal state selectable energised/de-energised
Relay delay
0.5,2,8,30 seconds selectable. Operates for change of relay state in
one direction only. 50msecs in other direction. (Approx.)
LED indicators
Red for alarm, Green for normal, Yellow for cable fault
LED state
Green/Red indication selectable for either sensor state
Sensors compatible
Any Mobrey ultrasonic gap, Hisens or Interface sensor
Sensor frequency
Switch selects electronics operational at either l MHz or 3.7 MHz
Cable check
Option selectable for certain sensors
External input
Used to hold relay de-energised to provide pump control
Box size
200 x 120 x 75mm
Fixing centres
188 x 188
Box rating
IP65 Polycarbonate (clear lid)
Temperature
-40
o
C to 55
o
C ambient
Holes for glands
3 off 16mmØ
EMC
Emissions: EN50081-1
Immunity: EN50082-1
Safety
EN61010-1
WARNING:
If this equipment is used in a manner not specified by the
manufacturer, the protection provided may be impaired.
All installation and commissioning of this equipment must
be carried out by electrically competent persons
Mobrey ultrasonic liquid level control or sludge
blanket or interface detection systems using
control unit type MCU200
Installation Leaflet
IP227, Rev. AA
July 07
MCU200
MCU200 Installation, Operation &
Maintenance Instructions
www.mobrey.com
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