Zn-401s Manual

is a legacy product, physical manuals are rare, but you can find digital versions and code lists through these retailers and archives: Instructional Guides : Sites like Spencertified

The ZN-401S interface consists of a dual-LED display (Process Value and Set Value) and four tactile buttons: Set, Shift, Up, and Down. How to Change the Set Value (SV) zn-401s manual

Output Options: Relay contact, SSR drive (12VDC), or Current output (4-20mA). is a legacy product, physical manuals are rare,