Model Code Explanation (D661-4070)D661: Series (ISO 4401‑05, integrated 24 VDC e ...

Model Code Explanation (D661-4069)D661: Series (ISO 4401‑05, integrated 24 VDC e ...

Model Code Explanation (D661-4061)D661: Series (ISO 4401‑05, integrated 24 VDC e ...

Model Code Explanation (D661-4060)D661: Series (ISO 4401‑05, integrated 24 VDC e ...

Model Code Explanation (D661-4059)D661: Series (ISO 4401‑05, integrated 24 VDC e ...

Model Code Explanation (D661-4055)D661: Series (ISO 4401‑05, integrated 24 VDC e ...