Emerson IP221 Figure 2.6 - Control Unit Connections

Figure 2.6 - Control Unit Connections

MEP 3L

I.S.

Relays

Screen to be

connected

To head

amplifier

MEP 3B

I.S.

Protective

Earth

Neutral

Live

Supply

Contents

Main www.mobrey.com Instructions Leaflet IP221, Rev. AA November 2004 Mobrey Level Electropulse systems ! Figure 1.1 - Gap sensor, cut away to show construction Figure 1.2 - Hi-Sens, cut- away to show construction Figure 1.3 - Attenuation Method Figure 1.4 (a) Clear liquid, signal transmitted (b) Solids attenuate the signal Figure 1.5 - Sludge density sensor, operation i) Normal acting head amplifiers ii) Inverse acting head amplifiers Figure 2.1 - Head amplifier internals Page Page Figure 2.2 - Adjacent head amplifier mounting details Page Figure 2.4 - Wiring summary for illustration only Figure 2.5 Table 2.1 - Relay Ratings Figure 2.6 - Control Unit Connections Certificates of Conformity Table 2.2 - Approvals Page Table 4.1 - Sensor specification 4.3 Control Units Fault relay: Alarm relay: Standard Control Unit: Rack Mounted Unit: 3 0 2 S D P 8 0 T M E P 3 A I / 3 C A N } Industrial Only M E P 3 L / 1 D M E P 3 B / 0 7 Page Page abcdef Instructions Leaflet IP221, Rev. AA November 2004 Level