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model 2704 controller installation and operation handbook - Soliton

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Controller Applications<br />

<strong>2704</strong> Controller<br />

10.1.6. Example Of Carbon Potential Controller Wiring<br />

Probe Clean<br />

Dem<strong>and</strong><br />

Motorised Valve<br />

Power supply for<br />

valve drive<br />

Power<br />

supply<br />

DC<br />

4A<br />

1A<br />

HA<br />

L<br />

D1<br />

4B<br />

1B<br />

HB<br />

N<br />

D2<br />

4C<br />

1C<br />

HC<br />

Cooling<br />

Solenoid<br />

D3<br />

D4<br />

4D<br />

5A<br />

1D<br />

2A<br />

HD<br />

HE<br />

D8<br />

E1<br />

+<br />

Dilution<br />

Air<br />

Enrichment<br />

Gas<br />

-<br />

Temperature<br />

control<br />

thermocouple<br />

D5<br />

D6<br />

D7<br />

VH<br />

V1<br />

V+<br />

V-<br />

Note: The +ve<br />

of the volt<br />

source must be<br />

connected to<br />

the -ve of the<br />

thermocouple<br />

5B<br />

5C<br />

5D<br />

6A<br />

6B<br />

6C<br />

6D<br />

-<br />

+<br />

Zirconia<br />

Volt<br />

Source<br />

2B<br />

2C<br />

2D<br />

3A<br />

3B<br />

3C<br />

3D<br />

+<br />

-<br />

HF<br />

JA<br />

JB<br />

JC<br />

JD<br />

JE<br />

JF<br />

E2<br />

AA<br />

AB<br />

AC<br />

BA<br />

BB<br />

BC<br />

Zirconia probe<br />

thermocouple<br />

Sooting<br />

Alarm<br />

Gas<br />

Analyser<br />

In the above example the following modules are fitted. This will change from <strong>installation</strong> to<br />

<strong>installation</strong>:<br />

Module 1<br />

Dual triac or relay to drive motorised valve<br />

Module 3<br />

Dual PV Input Module<br />

St<strong>and</strong>ard Digital I/O Used as logic input for manual probe clean <strong>and</strong> outputs for<br />

solenoid valve drives<br />

St<strong>and</strong>ard PV Input For the temperature control thermocouple input<br />

St<strong>and</strong>ard Analogue Input For gas analyser<br />

St<strong>and</strong>ard Relay Output For sooting alarm<br />

Figure 10-1: An Example of <strong>2704</strong> Wiring for Carbon Potential Control<br />

10-4 Installation <strong>and</strong> Operation H<strong>and</strong>book. Part No HA026502 Issue 1.0 Apr-00

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