Carel pCO3 Technical Leaflet page 43

EXTRALARGE N.O. version
C21
NO21
NO22
NO23
NO24
C21
C25
NO25
11
NO26
NO27
NO28
NO29
C25
EXTRALARGE N.C. version
C21
NC21
NC22
NC23
NC24
C21
C25
NC25
11
NC26
NC27
C25
B9
5
B10
BC9
+050003290 - 1.6 - 03.08.2011
C14
NO14
NO15
NO16
C14
C17
NO17
NO18
NO19
NO20
C17
E-
E+
12
GND
C14
NC14
NC15
NC16
C14
C17
NC17
NC18
NC19
NC20
C17
E-
E+
12
GND
Key
(Figs. 3 to 5)
1 power supply connector [G (+), G0 (-)];
.
2. yellow power LED and 3 LEDs for the pLAN networks;
3. additional power supply (max. 200 mA) for the terminal and
0 to 5 V ratiometric probes;
4. universal NTC, 0 to 1 V, 0 to 5 V ratiometric, 0 to 10 V, 0 to
20 mA, 4 to 20 mA analogue inputs;
5. passive NTC, PT1000, ON/OFF analogue inputs;
6. 0 to 10 V analogue outputs;
7. 24 Vac/Vdc digital inputs;
8. 230 Vac or 24 Vac/Vdc digital inputs;
9. connector for terminal display (external panel with direct
signals);
10. connector for all the standard pCO series terminals and for
downloading the application software;
11. digital relay outputs;
12. connector for the I/O board expansion;
13. pLAN connector;
14. cover for inserting the optional supervisor serial board;
15. cover for inserting the optional fi eld board;
16. cover for inserting the optional service board;
17. Built-In terminal (LCD, buttons and LEDs).
43