Replacement of a Redox Probe: Dialogue between a Customer and a Technical Advisor

Client:
Hello, I would like to replace my broken redox probe please.

Technical Advisor:
Hello, what regulator do you have?

Client:
I can't find the product on your website even though it's a HAYWARD system from 2021.
KIT PSS-3 PROBE-HOLDER

Technical Advisor:
One moment, do you know the name of the device?

Client:

No, I don't know the name of the device.

Technical Advisor:
No problem, the photo is enough for me. One moment.
Link to the redox probe

Client:
I'm not sure about the connector. I'll go take a photo of the probe's socket.

Technical Advisor:
You have a BNC connector.

Client:

Okay, thank you. Do I need a calibration kit with it? Or is it included?

Technical Advisor:
No, it's separate. Are you using the 470 mV?

Client:
I don't know. I don't have any documentation. I just have a bottle, which I'll send you a photo of.

Technical Advisor:
OK, just to be sure. But it should be this:
Link to the 470 mV calibration buffer solution

Client:
Thank you.