Panasonic KX-HCM10 - Manual (Page 83)

Operating Instructions
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3.5.10 External Output Control
External Output Control window enables the External Device Control Output
signal to activate the external sensors/devices. (Open or Short to GND) The
network administrator should set up this setting.
Note
Refer to page 94 for Interfacing to the External I/O.
1.
Click [External Output Control] on Setup Page.
2. Check [Open] means the External Device Control Output becomes high
impedance (open collector).
Check [Short to GND] means the External Device Control Output becomes
low (0V).
3. Click [Save] to send the signal.
• Click [Cancel] to quit the current settings. The window returns to Setup
Page without saving the parameters.