Inverter signal connector pin order (EC-C1200)

All connections for 24 V auxiliary power, PT100 temperature measurement, CAN bus and resolver wiring as well as the user configurable I/O connections of the EC-C1200 inverter are located in the X1 connector.

X1 connector of the EC-C1200 inverter (highlighted in red)

Pinout of the X1 connector for the EC-C1200. Detailed explanation of the connections are shown in table below.

Pin number	Signal name	Description
1	VIN_P	Positive Power Supply (7-33V)
2	POWER_ON	Active High, Turn ON @ >7.4V, Turn OFF @ < 5.8V
3	#STOP_2	Active Low, STOP @ < 1.2V, RUN @ > 4.65V Pulling one #STOP down stops the inverter
4	RES_EXC_N	Resolver exitation, use twisted pair and shield
5	RES_EXC_P	Resolver exitation, use twisted pair and shield
6	PT_2	PT100 or PT1000 temperature sensor input Connect sensor against signal GND
7	VP5V_OUT	+5V/200mA output for external sensors. Software control
8	CANH_A	CAN bus A, isolated (Functional isolation <100 VDC)
9	CANL_A	CAN bus A, isolated (Functional isolation <100 VDC)
10	USER_IO_5	Digital input ('1' @ 3V, '0' @ 2V) (max. 10 mA) Digital output ('1' = 4.8V, '0' = 0V) (max. 10 mA) Digital output open collector (max. 80mA)
11	USER_IO_3	Digital input ('1' @ 3V, '0' @ 2V) (max. 10 mA) Digital output ('1' = 4.8V, '0' = 0V) (max. 10 mA) Digital output open collector (max. 80 mA) Analog input (0-32V) (input impedance ~100 kOhm)
12	USER_IO_1	Digital input ('1' @ 3V, '0' @ 2V) (max. 10 mA) Digital output ('1' = 4.8V, '0' = 0V) (max. 10 mA) Digital output open collector (max. 80 mA) Analog input (0-32V) (input impedance ~100 kOhm)
13	VIN_N	Negative Power Supply (0V)
14	SYNC_A	SYNC_A for Master/Slave
15	GND	Signal GND / PT100 or PT1000 GND
16	RES_SIN_N	Resolver input, use twisted pair and shield
17	GND	Signal GND / PT100 or PT1000 GND
18	PT_1	PT100 or PT1000 temperature sensor input Connect sensor against signal GND
19	LOOP	High Voltage Diagnostic Loop
20	GND_CAN_A	GND for CAN bus A
21	GND_CAN_B	GND for CAN bus B
22	GND_IO	GND for IO, IO is isolated (Functional isolation <100 VDC)
23	USER_IO_2	Digital input ('1' @ 3V, '0' @ 2V) (max. 10 mA) Digital output ('1' = 4.8V, '0' = 0V) (max. 10 mA) Digital output open collector (max. 80 mA) Analog input (0-32V) (input impedance ~100 kOhm)
24	#STOP_1	Active Low, STOP @ < 1.2V, RUN @ > 4.65V Pulling one #STOP down stops the inverter
25	SYNC_B	SYNC_B for Master/Slave
26	RES_COS_N	Resolver input, use twisted pair and shield
27	RES_COS_P	Resolver input, use twisted pair and shield
28	RES_SIN_P	Resolver input, use twisted pair and shield
29	PT_3	PT100 or PT1000 temperature sensor input Connect sensor against signal GND
30	GND	Signal GND / PT100 or PT1000 GND
31	LOOP	High Voltage Diagnostic Loop
32	CAN_H_B	CAN bus B, isolated (Functional isolation <100 VDC)
33	CAN_L_B	CAN bus B, isolated (Functional isolation <100 VDC)
34	USER_IO_4	Digital input ('1' @ 3V, '0' @ 2V) (max. 10 mA) Digital output ('1' = 4.8V, '0' = 0V) (max. 10 mA) Digital output open collector (max. 80 mA) Analog input (0-32V) (input impedance ~100 kOhm)
35	GND_ENCLOSURE	Enclosure ground