Technical Specifications EM-8001

System properties

Contact inputs

DescriptionSpecification
Voltage30VAC or 30VDC max.
Vil<4.4V
Vih>4V
Note- 10k pull-up to 12VDC
- Input can be a contact to GND or voltage

Relay contact

DescriptionSpecification
Max. load30VDC / 1A, 30VAC / 1A (resistive load)

I/O bus

DescriptionSpecification
Cable typeRS485 Modbus cable (22 AWG)
Length< 1km
Closure120Ω

See Quickstart EM|Wiring diagram EM-8001 to Octalarm alarm dialler for further explanation.

Power (external)

DescriptionSpecification
ConsumptionDC: 1 Watt
AC: 1.5 Watt (RMS), single-sided rectified
5 Watt (charging capacitor)
Imax0,22A
Power supply range8 - 30VDC
20 - 30VAC

Note: when using the relay, the power supply must be at least 15VDC.

Service Life

DescriptionSpecification
Calculated MTBF10.64 years, as per the ‘parts count’ method

Housing and operating conditions

DescriptionSpecification
HousingDIN-Rail (TS35) assembly and wall mounting
Dimensions (W X H X D)71 x 90 x 33 (mm)
Weight135gr
Operating temperature-30°C ... +70°C
Storage temperature-40°C ... +85°C
Humidity20% - 80% (non-condensed)
IP codeIP30
Max. heightUp to 20,000 metres

Regulations

DescriptionSpecification
EMCEmission: EN 55032 (2012) + AC (2013), class B
Immunity: EN 55024 (2010), 10Vrms