Doc No. FM0410 issue N Page 59
45. SPECIFICATION - DOOR ENTRY TELEPHONE
ZFT220 for Single Handset, ZFT221 for Master and Extension
10V DC @ 3mA standby (15mA active)
LK1/LK2 = SDATA & SCLK, LK3 = Master/Extension
No. of Telephones per flat
1 x ZFT220 or 2 x ZFT221 (Configured as Master & Extension)
Yes - optional desk mount kit required (Part No. E00710)
1 Button for Privacy and Lock Release Functions
1 Tricolour LED: Red = Privacy on, Green = Door Open,
Amber = Privacy on and Door Open
Yes - optional ZSL047 Strobe required
On/Off (default) or Timed Auto-Reset (adjustable 1-999 Minutes)
Adjustable 1 to 99 (default 8 Cycles)
Adjustable 1 to 255 Seconds (default 60 Secs)
Adjustable 1 to 255 Seconds (default 10 Secs)
215mm x 95mm x 60mm (HxWxD)
Ingress Protection Rating