PARKER ACR78C (01) PDF Document

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What is the factory default IP address for the PARKER ACR78C?

The factory default IP address for the PARKER ACR78C is 192.168.100.1.

What are the safety precautions when operating the PARKER ACR78C?

High performance motion control equipment like the PARKER ACR78C is capable of producing rapid movement and very high forces. Unexpected motion may occur especially during the development of controller programs. Keep well clear of any machinery driven by stepper or servo motors. Never touch any part of the equipment while it is in operation.

What are the installation requirements for the PARKER ACR78C?

The PARKER ACR78C must be installed in a complete system using good engineering practice. Care must be taken to ensure that the product is installed and used in a safe manner according to local safety laws and regulations. The product must be positioned such that no part is accessible while power may be applied. If the equipment is used in any manner that does not conform to the instructions given in the user guide, then the protection provided by the equipment may be impaired.

How do I interpret the Ethernet status indicators on the PARKER ACR78C?

For the PARKER ACR78C, a yellow LED indicates that the link is established, a flashing yellow LED indicates activity, and a green LED indicates 100Mbps.

What is the requirement for the Motion Enable Input on the PARKER ACR78C?

The Motion Enable Input on the PARKER ACR78C must be connected to 24VDC in order to enable drives. The Motion Enable Input can be used as a part of a circuit to prevent motion and remove power from the motors. Note that if the input is deactivated while in motion, command signals will be blocked immediately without a deceleration ramp.

What is the safety warning regarding connectors and wires for the PARKER ACR78C?

Before inserting or removing any connectors or wires on the PARKER ACR78C, always remove power from the unit.

What are the pinouts for the Axis Connectors on the PARKER ACR78C?

The pin assignments for the PARKER ACR78C Axis Connectors are as follows:

Pin	Signal
1	5 VDC PWR
2	DC RETURN
3	Encoder CHA+
4	Encoder CHA-
5	Encoder CHB+
6	Encoder CHB-
7	Encoder CHZ+
8	Encoder CHZ-
9	5VDC PWR
10	Step+
11	Step-
12	Direction+
13	Direction-
14	Analog Out+
15	Analog Out-
16	Drive Fault+
17	Drive Fault-
18	5VDC PWR
19	Drive GND
20	Drive Enable-
21	Drive Enable+
22	Drive Reset-
23	Drive Reset+
24	Drive GND
25	No Connect
26	No Connect

How are the I/O pins configured on the PARKER ACR78C?

The following table details the Input/Output connector pinout for the PARKER ACR78C:

Pin	Inputs(0-11)	Input(24-31)/Output(32-35)	Inputs(12-23)	Input(72-77)/Output(36-39)
25	Input 5 –	Input 29 –	Input 17 –	Input 77 –
24	Input 0 –	Input 24 –	Input 12 –	Input 72 –
23	Input 0 +	Input 24 +	Input 12 +	Input 72 +
22	Input 1 –	Input 25 –	Input 13 –	Input 73 –
21	Input 1 +	Input 25 +	Input 13 +	Input 73 +
20	Input 2 –	Input 26 –	Input 14 –	Input 74 –
19	Input 2 +	Input 26 +	Input 14 +	Input 74 +
18	Input 3 –	Input 27 –	Input 15 –	Input 75 –
17	Input 3 +	Input 27 +	Input 15 +	Input 75 +
16	Input 4 –	Input 28 –	Input 16 –	Input 76 –
15	Input 4 +	Input 28 +	Input 16 +	Input 76 +
14	No Connect	No Connect	No Connect	No Connect
13	Input 5 +	Input 29 +	Input 17 +	Input 77 +
12	Input 6 –	Input 30 –	Input 18 –	Input 78 –
11	Input 6 +	Input 30 +	Input 18 +	Input 78 +
10	Input 7 –	Input 31 –	Input 19 –	Input 79 –
9	Input 7 +	Input 31 +	Input 19 +	Input 79 +
8	Input 8 –	Output 32 –	Input 20 –	Output 36 –
7	Input 8 +	Output 32 +	Input 20 +	Output 36 +
6	Input 9 –	Output 33 –	Input 21 –	Output 37 –
5	Input 9 +	Output 33 +	Input 21 +	Output 37 +
4	Input 10 –	Output 34 –	Input 22 –	Output 38 –
3	Input 10 +	Output 34 +	Input 22 +	Output 38 +
2	Input 11 –	Output 35 –	Input 23 –	Output 39 –
1	Input 11 +	Output 35 +	Input 23 +	Output 39 +

What are the pin assignments for the Analog Inputs on the PARKER ACR78C?

The Analog Inputs (-ANI Option) for the PARKER ACR78C are assigned as follows:

Pin	Signal	Pin	Signal
16	Analog Ground 7	15	Analog Input 7
14	Analog Ground 6	13	Analog Input 6
12	Analog Ground 5	11	Analog Input 5
10	Analog Ground 4	9	Analog Input 4
8	Analog Ground 3	7	Analog Input 3
6	Analog Ground 2	5	Analog Input 2
4	Analog Ground 1	3	Analog Input 1
2	Analog Ground 0	1	Analog Input 0

How is the CTRL +24V Control Power Input connected for the PARKER ACR78C?

The Control Power Input for the PARKER ACR78C uses the following pin connections:

Pin	Signal
RTN	GND
+V	+24VDC

What is the pin configuration for the Motion Enable Input on the PARKER ACR78C?

The Motion Enable Input for the PARKER ACR78C uses the following pin connections:

Pin	Signal
–	GND
+	+24VDC