90 Installation instructions / ACS-2 plus
17. Connections / technical data
17.1 Connections
Interface to the host system: 1 x interface slot inserted with:
- RS232 interface (026840.03)
- RS485 interface (026692, 026693)
- Ethernet interface (026840.29)
- Current-Loop interface (026840.16)
Keypad: 2 x external keypads with 2-wire technique connectable.
(The keypad can also be combined with a reader.)
Reader: 2 x external clock data readers connectable.
Supported reader types:
- contactless reader
- magnetic card reader
- chip card reader
Relays: 2 x door strike relays, max. 1.25 A / 24 V (Observe notes in chapter 15.4.1!)
1 x alarm relay
1 x tamper relay
Outputs: 2 x semiconductor outputs
1 x watchdog output (semiconductor)
Inputs: 8 x alarm line inputs
4 x semiconductor inputs (e.g., door strike key, monitoring contact)
Housing monitoring: 1 x cover contact (tamper)
Extensions: 1 x universal slot for RAM extension and future applications.
Battery support: 1 x 018002 (2.0 Ah)
17.2 Technical data 026547, ACS-2 plus, 230V version
Rated operating voltage 230 V AC
Operating voltage range 230 V AC -15% to +10%
Mains frequency 60 - 40 Hz
Power comsumption 24 VA
Output voltage U
ext.
12 V DC not stabilized
Maximal current drain 1,0 A
Maximal charging current 120 mA
Allowed battery capacity 2.0 Ah
No. of batterys connectable 1 max.
Battery monitoring permanently with temperature-controlled charging current
Operating temperature range 0EC to +45EC
Storage temperature range -25EC to +70EC
Protection class accord. to DIN40050 IP40
Environmental class accord. to VdS II
Housing dimensions in mm 250 x 210 x 100
17.3 Technical data 026548, ACS-2 plus, 12V version
Rated operating voltage 12 V DC
Operating voltage range 10 V DC to 15 V DC
Maximum residual ripple 35 mV
Current (typical) 200 mA
Max. current consumption with U_b 400 mA
Operating temperature range -0°C to +45°C
Storage temperature range -25°C to +70°C
Protection class according to DIN 40050 IP40
Environmental class according to VdS II
Contact rating of the relays 30 V DC/1A
Dimensions of the housing in mm 250 x 210 x 100
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