KM20B, KM20BT
KM20B and KM20BT are economy class liquid crystal keypads which are suitable for all SECOLINK alarm systems which have up to 32 intrusion detectors.
| Features | KM20B | KM20BT | KM24 | KM24A | KM24G |
| Product type | Alarm system module | Alarm system module | Alarm system module | Alarm system module | Alarm system module |
| Embedded zones | 2 | 2 | 2 | 2 | 2 |
| Embedded PGM | - | - | 1 (open collector up to 15 mA) | ||
| Room temperature measurement | - | Yes | - | Yes | Yes |
| LCD screen type | 2 rows 16 symbols each | 2 rows 16 symbols each | Graphic: 128 x 64 points | Graphic: 128 x 64 points | Graphic: 240 x 120 points |
| Keys in the keyboard | 20 | 20 | 24 | 24 | 24 |
| Programmable hot keys (F keys) | 32 | 32 | 32 | 32 | 32 |
| Data bus protocol | KRBUS | KRBUS | KRBUS | KRBUS | KRBUS |
| Zone loop type (detector) | NC, NO, NC / EOL, NO / EOL, NC / DEOL, NO / DEOL | ||||
| Maximum wiring distance to CP | 300 m | 300 m | 300 m | 300 m | 300 m |
| Power source | 9 - 14 V | 9 - 14 V | 9 - 14 V | 9 - 14 V | 9 - 14 V |
| Voltage measurement on the keyboard | Yes | Yes | Yes | Yes | Yes |
| Current consumption | Backlight on 100 mA, Baclight off <50 mA. | Backlight on 80 mA, Backight off <68 mA. | |||
| Integrated depth sounder | Horn | Horn | Horn | Speaker | Speaker |
| Backlight color | Display = blue, keyboard = yellow | Display = blue, keyboard = blue | |||
| Character set | Latin, Russian, Greek, Eastern European, Western European, Azeri, Turkish, Scandinavian. | The main character sets in the world. | |||
| User interface type | Advanced, simple, Baltic, Asian. | Navigation menu with short help text system. | |||
| Overall dimensions W x H in mm | 115 x 95 | 92 x 133 | |||
| Respect for the environment | ROHS | ROHS | ROHS | ROHS | ROHS |
| Operating temperature | 0 o C to +50 o C | ||||
| Interface for programming keyboard parameters | USB | USB | USB | USB | USB |
| Interface for updating the keyboard firmware | USB | USB | USB | USB | USB |
