Communications Systems
- PVA-1KS Call station key switch
2 | 3
i
Notice
Connect the key switch as shown in the follow-
ing figure (normally closed contact, NCC) to
lock the call station via the key switch!
8. Note the connection sequence of the ribbon
cable. The two external cables 1 (red) and 4
(green) must be cut as close to the cut-off point
as possible and isolated. The two internal cables 2
(green) and 3 (green) must be soldered to switch
connections 3 and 4. The polarity is not important.
9. Depending on whether the right/middle/left in-
stallation location will be used, plug the ribbon
cable into plug connector CN201/CN202/CN203
on the circuit board.
10. Plug the connecting cable into CN1 again.
11. Re-attach the call station baseplate.
12. Attach the connections.
13. Configure the key switch in IRIS-Net.
R
2
1
0
k
1 rt
2 gr
3 gr
4 gr
CN1-4
CN1-3
CN1-2
CN1-1
1
2
R1
10k
3
4
Fig. 1: Connecting the key switch as normally closed
contact (NCC) for key lock function
R
2
1
0
k
1 rt
2 gr
3 gr
4 gr
CN1-4
CN1-3
CN1-2
CN1-1
1
2
R1
10k
3
4
Fig. 2: Connecting the key switch as normally open
contact (NOC) for special purposes
Parts included
Quantity
Component
1
Key switch
1
Preconfigured 4-pin connecting cable
2
Resistor 10 kΩ
1
Installation note
Technical specifications
Mechanical
Product dimensions (Height x Width
x Depth)
45 mm x 19 mm x 24 mm
Net weight
0.03 kg
Shipping weight
0.04 kg
Environmental
Operating temperature
-5 °C to +45 °C (+23 °F to +113 °F)
Storage and transport temperature
-25 °C to +70 °C (-13 °F to +158 °F)
Humidity (non-condensing)
5% to 90%
Altitude
Up to 2000 m
Ordering information
PVA-1KS Call station key switch
Optional key switch that can be installed in the
PVA-15CST Call station.
Order number
PVA-1KS | F.01U.397.468 F.01U.312.984
Services
EWE-PAIOCS-IW 12 mths wrty ext. Plena all-in-1 cal
12 months warranty extension
Order number
EWE-PAIOCS-IW | F.01U.360.713
