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Frequently asked questions

PLC Questions

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Measuring Instruments
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KV series Micro PLCs
KV300 series Mini Modular PLCs
Visual KV series Built-in Display PLCs
Bar Code Readers
Vision Systems
Safety Light Curtains

KV Series
1. Q: What is the communication cable part# for the KV 10-80 "brick" series PLC's to connect to your computer (RJ-11 to 9 pin)?
A: OP- 26486 and OP-26487.

2. Q: Can we send and receive text out of the KV 10-80 serial communication port?
A: We can only receive text into the communications port, we cannot transmit.

3. Q: What are the communication parameters of the serial port?
A: The communication parameters are 9600 baud rate, 8 bits, Even parity, and 1 stop bit.

4. Q: How fast can I count incoming pulse in to the KV 10-80 series?
A: This series has two high speed counters rated at 10KHz, which means you can count a pulse every 100us.

5. Q: What is the maximum I/O I can have with the KV 10-80?
A: The maximum I/O that I can have with the KV 10-80 is 128 I/O.

6. Q: What is the difference between a KV-XXT and a KV-XXR?
A: All of the KV's in the KV 10-80 series can have either a T at the end of their name (meaning Transistor outputs) or a R (meaning Relay outputs).

7. Q: What are the high speed inputs rated at for the KV 10-80?
A: The input response time is decreased to 25us whenever the HSP command is used in the KV 10-80.

8. Q: What is the fastest stepper motor output I can send out of the KV 10-80?
A: The fastest stepper motor out is 20 KHz with the KV-80. With the other models (KV 10-40) the highest is 2KHz.

9. Q: How many interrupts does the KV 10-80 have?
A: 4 interrupts for each KV.

10. What is the wiring diagram for the RS-232C communications cable?

RJ-11 connector 9-pin connector
Pin 3------ --------- Pin 3
Pin 4------ --------- Pin 5
Pin 5------ --------- Pin 2
Pin 4 jumped to Pin 6
Pin 7 jumped to Pin 8
OR
RJ-11 connector 25-pin connector
Pin 3------ --------- Pin 2
Pin 4------ --------- Pin 7
Pin 5------ --------- Pin 3
Pin 4 jumped to Pin 5
Pin 6 jumped to Pin 20
rj-11 pinout diagram



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KV300 Series
1. Q: What is the communication cable part# for the KV -300 modular model PLC to connect to your computer (RJ-11 to 9 pin)?
A: OP- 26486 and OP-26487.

2. Q: Can we send and receive text out of the KV- 300 serial communication port?
A: We can receive text in and send text out of the communications port.

3. Q: What are the communication parameters of the serial port?
A: The communication parameters are 9600 baud rate, 8 bits, Even parity, and 1 stop bit.

4. Q: How fast can I count incoming pulse in to the KV-300 series?
A: This series has two high speed counters rated at 30KHz, which means you can count a pulse every 33us.

5. Q: What is the maximum I/O I can have with the KV -300?
A: The maximum I/O I can have with the KV-300 is 1774I/O using 11 KR1A's (Remote Distribution modules) with 10 remote modules on each KV-R1A .

6. Q: How many inputs and outputs does the KV-300 have?
A: The KV has 10In and 4Out.

7. Q: What are the high speed inputs rated at for the KV-300?
A: The input response time is decreased to 25us whenever the HSP command is used in the KV-300. It is further decreased to 10us using special utility relay 2813.

8. Q: What is the fastest stepper motor output I can send out of the KV-300?
A: The fastest stepper motor out is 50 KHz with the KV-300.

9. Q: How many interrupts does the KV-300 have?
A: 4 interrupts for the KV-300.

10. What is the wiring diagram for the RS-232C communications cable?

RJ-11 connector 9-pin connector
Pin 3------ --------- Pin 3
Pin 4------ --------- Pin 5
Pin 5------ --------- Pin 2
Pin 4 jumped to Pin 6
Pin 7 jumped to Pin 8
OR
RJ-11 connector 25-pin connector
Pin 3------ --------- Pin 2
Pin 4------ --------- Pin 7
Pin 5------ --------- Pin 3
Pin 4 jumped to Pin 5
Pin 6 jumped to Pin 20
rj-11 pinout diagram



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Visual KV Series

1. Q: What is the communication cable for the Visual KV PLC to connect to your computer from both ports A and B (RJ-11 to 9 pin)?
A: OP- 26486 and OP-26487.

2. Q: Can we send and receive text out of both Visual KV serial communication
ports A and B?

A: We can receive text in and send text out of both communication ports.

3. Q: What are the communication parameters for both serial ports A and B?
A: The communication parameters are 9600 baud rate, 8 bits, Even parity, and 1 stop bit.

4. Q: How fast can I count incoming pulses into the new Visual KV series?
A: This series has two high speed counters rated at 30KHz, which means you can count a pulse every 33ms.

5. Q: What is the maximum I/O I can have with the new Visual KV?
A: The maximum I/O I can have with the new Visual KV is 152.

6. Q: What is the maximum amount of expansion units I can connect to one Visual KV PLC?
A: You can hook up 8 expansion units to one KV-16A/D(R/T) and KV-24A/D(R/T). You can only connect 7 expansion units to one KV-40A/D(R/T).

7. Q: What are the high speed inputs rated at for the new Visual KV?
A: The input response time is decreased to 10ms whenever the HSP command is
used in the new Visual KV.

8. Q: What is the fastest stepper motor output out of the new Visual KV?
A: The fastest stepper motor output is 50 KHz with the new Visual KV.

9. Q: How many interrupts does the new Visual KV have?
A: There are 4 interrupts for the new Visual KV.

10. What is the wiring diagram for the RS-232C communications cable?

RJ-11 connector 9-pin connector
Pin 3------ --------- Pin 3
Pin 4------ --------- Pin 5
Pin 5------ --------- Pin 2
Pin 4 jumped to Pin 6
Pin 7 jumped to Pin 8
OR
RJ-11 connector 25-pin connector
Pin 3------ --------- Pin 2
Pin 4------ --------- Pin 7
Pin 5------ --------- Pin 3
Pin 4 jumped to Pin 5
Pin 6 jumped to Pin 20
rj-11 pinout diagram



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