Troubleshooting for defective pH and redox probes: A customer conversation

Contact: I have a zodiac exo iq device and a dual link. I don't know the exact designation for the exo iq. I need the pH and redox probe.

Advisor: Send me a photo of your current probe, you don't need to disassemble it, I will check it.

Contact: Yes, okay. Both probes show an error message during calibration. I think they are defective.

Probe image

Contact: Is that enough for you?

Advisor: One moment.

Advisor: Information about the pH probe

Advisor: Information about the redox probe

Contact: Are those the correct probes?

Advisor: Yes.

Contact: Is there a payment option on invoice?

Contact: I mean, payment upon receipt of the goods.

Advisor: No, but you can pay via Paypal or bank transfer.

Contact: Okay, I understand.