IC 912 Pt100/TcJ/TcK
4/4
Invensys Controls Italy s.r.l
via dell'Industria, 15 Zona Industriale Paludi
32010 Pieve d'Alpago (BL) ITALY
Tel39 0437 986111
Fac39 0437 989066
Internet http:/www.climate-eu.invensys.com
12/2002 eng
cod. 9IS22093
IC 912 Pt100-TC - 12 V
A
6 7
10 11 12
+
-
1 2 3
IC 912 Pt100-TC - 230 V
A
10 11
+
-
12
6 7
1 2 3
WIRING
1 - 2
N.O. regulator 1 relay output (OUT1)
1 - 3
N.C. regulator 1 relay output (OUT1)
6 - 7
Power supply 1,5 VA max. (12V version)
Power supply 3 VA max. (230V version)
*10-11-12
Pt100 3 wires input
*11-12
TcJ/TcK input (11 = +; 12 = -)
A
TTL input for Copy Card
PLEASE NOTE:
* depending on model
• User Default Settings
• for relay capacities check on the instrument label
In the diagram it is shown relays with 8(3) 1/2 hp 250V
capability
Wiring diagram
SP1
SP1-dF1
dF1
Off
On
HC1=H
ON-OFF Regulation Diagram
OF1
Off
On
OUT
On1
On1
parameters On1 ed OF1 programmed for
the duty cycle
When the analogue input
detects an error condition:
• the code E1 is displayed
• the regulator is activated as
indicated by the "On1)" and
"OF1" parameters if pro-
grammed for the duty cycle
Duty Cycle Diagram
On1
0
0
>0
>0
OF1
0
>0
0
>0
regulator output
OFF
OFF
ON
D.C.
DISCLAIMER
This manual and its contents remain the sole property of Invensys Controls Italy
s.r.l., and shall not be reproduced or distributed without authorization. Although
great care has been exercised in the preparation of this document, Invensys
Controls Italy s.r.l., its employees or its vendors, cannot accept any liability whatso-
ever connected with its use. Invensys Controls Italy s.r.l. reserves the right to make
any changes or improvements without prior notice.
