Enotec COMTEC 6000 DustEx - Wiring Diagram of the Electronic Unit

Installation and Operation Manual - DustEx Installation
Doc.-ID: COM_OXI_Dust_11022020 1
2.5 Wiring Diagram of the Electronic Unit
Figure 7 - Wiring diagram of the Electronic Unit
Ferrite sleeves (Enclosed)
A
nalogue output cable (customer)
Power supply cable (customer) Status signal cable (customer)
Probe signal cable Optional pressure transmitter analogue input cable
(OXITEC 5000 DustEx only) (customer)
Internal Power supply
1 L phase
2 N neutral wire Relay contacts for status signals - Potential free
3 PE protection earth 18 A/B Maintenance
1
The output voltage of
these contacts (4…6)
always have the same
voltage as on the
p
ower supply input on
contacts (1…3)
Grounding 19 A/B System Error
4 PE protection earth 20 A/B Output A O
2
measuring range
5 PE protection earth 21 A/B Limit Alarm 1 (O
2
)
6 FE functional earth 22 A/B Limit Alarm 2 (COe)
Shielding Probe solenoid valve
Power supply probe heater (115V) 23 A
Internal Power supply for
probe solenoid valve (115VAC)
8 L black 23 B
9 N blue 24A L grey
10 PE green/yellow 24B N grey/blue
O
2
sensor signal Measuring Range O
2
(12..24V DC - Ext. supply)
12 + brown 25A +
13 - brown/white 25B -
Thermocouple (O
2
sensor) Calibration release (12..24V DC – Ext. supply)
14 + green 27A +
15 - white 27B -
Analogue outputs (active 4-20mA) COe sensor (COMTEC 6000 DustEx only)
17A + O
2
32A
COe
sensor
white/red 2
17B - O
2
32B
white/red 1
34A + COe
33A
COe
sensor
red 4
34B
-
COe
33B red 3