Technical Specification

Voltage

24 V AC/DC ± 20%

Power consumption

7 W at 24 V DC; 10.5 VA at 24 V AC

Number of inputs

8

Temperature input

Measurement with attached RTDS
Accuracy ±0.1˚C
For sensors PT1000 and NI1000 use 16-bit resolution

Voltage input

Voltage measurement from 0 to 10 V
Input impedance 100 kΩ
Measurement accuracy ±0.1%
Measurement resolution 3 mV at 12-bit and 1 mV at 16-bit

Current input

Current measurement 0-20 mA
Required external resistor 200 Ω
Measurement accuracy: ±1.1%
Measurement resolution: 15 μA at 12-bit and 5 μA at 16-bit

Resistance input

Measurement of resistance: 0-1000 kΩ
Measurement resolution for 20 kΩ load: 20 Ω at 12-bit and 1 Ω at
16-bit
Measurement resolution for PT1000 and NI1000: 0.1 Ω at 16-bit
Resistance measurement method: voltage divider

Digital input

Output current ~1 mA

Measurement resolution

12-bits (default) or 16-bits

Processing time

10 ms/channel at 12-bits
140 ms/channel at 16-bits

Number of inputs

4

Type

Dry contact or fast pulse counter up to 100 Hz

Number of outputs

6

Voltage range

0-10 V DC

Max. load current

20 mA (A6 up to 5 mA)

Resolution

12-bits

Accuracy

±0.5%

Number of outputs

4

Contact material

AgSnO2

Resistive load

3 A at 230 V AC or 3 A at 30 V DC

Inductive load

75 VA at 230 V AC or 30 W at 30 V DC

Modbus RTU/ASCII (client/server)

BACnet MS/TP (client/server)

Ethernet interface

2 ports, switch mode

Baud rate

10/100 Mb/s

USB 2.0

Type A

Modbus RTU/ASCII

Modbus TCP/IP

BACnet MS/TP

BACnet IP

M-Bus IP

SOX protocol

oBIX

1-Wire

DALI (iSMA-B-AAC20-D, iSMA-B-AAC20-LCD-D)

Free software: AAC20 Updater & iSMA Tool

Built-in web server

IP rating

IP40

Storage

-40˚C to +85˚C (-40°F to +185°F)

Operating

-10˚C to +50˚C (14°F to 122°F)

Relative

5% to 95% (without condensation)

Type

Separable

Maximum cable size

2.5 mm2

Width

110 mm/4.33 in

Length

106 mm/4.17 in

Height

62 mm/2.44 in