Operating instructions

OI: BK MIKRO 7 System Components
Rev. 2.01 dated 05.02.2007 Page 5 of 32
2.1.2 Technical data
Housing Insulating material housing, protection class II, built-in unit
Protection type IP 20
Dimensions (W x H x D) 45 mm x 75 mm x 107.5 mm
Case mountings Sectional rail, 35 mm, to DIN EN 50022
Power supply voltage
(depending on model)
24 VDC ±20% PELV
1)
I
max
= 0.25 A
120 VAC I
max
= 0.05 A
230 VAC I
max
= 0.025 A
Power consumption 6 VA max.
Control voltage (int./ext.) 24 VDC ±20% PELV
1)
Inputs Galvanically isolated
– Input current 5 mA approx.
– Pulse duration 6 ms min.
Switched outputs 2 x 250 VAC / 30 VDC, 2 A max.
Making/breaking capacity 500 VA / 60 W (max.), 10 mA min. at 10 V
Operational life of relay 5 x 10
7
switching cycles
Connections Plug-in screw terminals for connecting
– power supply
– control inputs
– selection inputs
– relay outputs
Scanner socket to DIN 45322, 6 pin
Climatological conditions Classification 3K3 under EN 50178
Ambient temperature 0 ºC to +50 ºC
Storage temperature –25 ºC to +80 ºC
Fig. 2-2: Control unit – Dimensions
Warning
Note:
The control unit of BK MIKRO 7 is a built-in unit (DIN EN 60950)! The system
is explicit approved for operation in closed rooms (control cabinet)!
1)
PELV = Protected Extra Low Voltage
The voltage applied must meet the requirements for an extra low function
potential with safe disconnection (PELV).
107.5
110
75
78
45
General tolerances
ISO 2768
– mK