6
Operating conditions:
Temperature range
, °С .............................................................. between - 10 and + 55
Relative air humidity, % ......................................................................
up to 93 at 40 °С
without moisture condensation
________________________
* Maximum tolerance 10%.
3 Delivery Set
Scope of delivery:
Keypad Astra-814 Pro . ........................................................................................... 1 pc.
Screw 3,9×32 .......................................................................................................... 4 pcs.
Dowel 6×30 ............................................................................................................. 4 pcs.
Resistor С1-4-0,25 W 3,9 kOhm±5% ..................................................................... 2 pcs.
Operation Manual .................................................................................................... 1 pc.
4 Structure
4.1
The keypad consists of a base, a keyboard with a closing cover, a display,
indicators of consolidated signals, a printed circuit board (PCB) with radioelements, a
terminal compartment with a removable cover.
4.2
Tampering of the terminal compartment is controlled by a tamper switch.
