COMMAX 1 to 2 door phone
DPRA01 / DR2K
Description:
This package consist of 1 unit DR2K (as door unit) and 2 unit DP201R (as room unit). Door unit is typically installed near the door. Room unit consisting of a master and sub station is typically installed inside a secured room.
How to use:
Door to room. Visitor press button on door unit to ring up 2 room unit simultaneously. Tenant pick up either one of handset on room unit and talk to visitor. Upon confirming visitor identity, just press the button on room unit to open door. Volume can be adjusted using a knob on room unit.
Room to room. Tenant press CALL button on room unit to call the other room unit. While talking to other room unit, there will be a faint call sound on handset if some one pressed the door unit. Tenant just need to hang up and pick up the handset again to talk to door unit.
Specification:
| Parameter | Description |
| Power source | AC230, 50-60Hz |
| RMS output power | 70mW across 8 ohm |
| Call sound output power |
High 400mW across 8 ohm Low 100mW across 8 ohm |
| Effective wiring distance |
Room to room: 30m using 0.65mm wire
Room to door: 50m using -0.65mm wire |
| Dimension (cm) |
Room station: 23(D) x 8.8(W) x 7(H) cm Door station: 12.8(D) x 10(W) x 4(H) cm |
| Packaging dimension (cm) | 25.5 x 8 x 31 cm |
| Weight (kg) | 1.8 kg |
| Wiring |
7 wire from master to sub room unit. 2 wire from sub room unit to electric lock. 2 wire from master unit to door unit. AC power to sub room unit. |
US 9521 
GB 7087 
CA 6249 
AU 6107 
IE 3129 
NZ 2944 
IN 824 
SG 553 
