RS-442 Intercom Switch Board

RS-442 Intercom Switch Board

RS-442 Intercom Switch Board

RS-442

The RS-442 is a component that allow construction of custom 4-wire door stations that may be connected to an N-8400RS Sub Station Unit. It provides three momentary contact closure inputs and one open collector control output. A station microphone is included.

Call Button Wiring 6 cables (for 3 momentary switches)
Rated Input 1 W
Control Output Open collector, Maximum controlled voltage: 30 V DC
Control current: 30 mA
Wiring Twisted pair cables (2 pairs)
Transmission Range 1 km (1,093 yd)/φ0.5 mm (AWG24)
1.5 km (1,640 yd)/φ0.65 mm (AWG22)
2 km (2,187 yd)/φ0.9 mm (AWG19)
Operating Temperature 0 ℃ to +40 ℃ (32 ゜F to 104 ゜F)
Weight 140 g (0.31 lb)

NOTE: If you are designing a new system, talk to your dealer or contact your Area Systems Engineer to learn about the advantages of using our 2-wire, 3-wire, and all-IP systems.
If you have an existing 4-wire system and need to replace a component, please contact your manufacturer’s representative or TOA Customer Service for availability

Scroll to top