Ethernet interface | |
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Plug | 2 x RJ45, shielded |
Interface type | 10Base-T / 100Base-TX, IEEE 802.3 compatible |
Bit rate | 10/100 Mbps, autosensing |
Protocol | BACnet/IP on UDP/IP, BACnet/SC on TCP/IP, and HTTPS on TCP/IP |
Cabling (in-house cabling only), cable type | 10 Mbps: Min. CAT3, shielded cable is recommended |
Cable length | Max. 100 m (330 ft) |
Screw terminals, plug-in | |
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Cu-wire or Cu-strand with wire end sleeve | 1 x 0.6 mm ∅ to 2.5 mm2 (22 to 14 AWG) |
Cu-strand without wire end sleeve | 1 x 0.6 mm ∅ to 2.5 mm2 (22 to 14 AWG) |
Stripping length | 6...7.5 mm (0.24...0.29 in) |
Screwdriver | Slot screws, screwdriver size 1 with shaft ø = 3 mm |
Max. tightening torque | 0.6 Nm (0.44 lb ft) |
The two COM interfaces can be used either for M-bus, Modbus RTU, or for BACnet MS/TP, according to configuration.
M-bus interface on COM interface (RS485) | |
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Interface type | EIA-485, electrically isolated |
Baud rate | 300, 600, 1200, 2400, 4800, 9600, 19200, 38400. The maximum baud rate is depending on the configuration of M-bus-S devices (subordinate devices) and M-bus repeater. |
Internal bus termination | 120 Ohm, switchable with DIP switch |
Internal bus polarization | 270 Ohm pull-up/pull-down resistances, switchable with DIP switch |
Cabling (in-house cabling only) Cable length | 3-wire cable, shielded cable recommended (shield must be connected to building earth in the mounting panel) Max. 1000 m (3300 ft) |
Protection | Short-circuit proof |
M-bus level converter including power supply (required) | Configuration examples (simple M-bus loads à 1.5 mA):
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1 For STV Electronic level converters, refer to https://www.stv-electronic.de/. For Relay GmbH level converters, refer to https://www.relay.de/. |
Modbus RTU interface | |
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Interface type | EIA-485, electrically isolated |
Baud rate | 300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 76800, 115200 (depending on the configuration) |
Internal bus termination | 120 Ohm, switchable with DIP switch |
Internal bus polarization | 270 Ohm pull-up/pull-down resistances, switchable with DIP switch |
Cabling (in-house cabling only) Cable length | 3-wire cable, shielded cable recommended (shield must be connected to building earth in the mounting panel) Max. 1000 m (3300 ft) |
Protection | Short-circuit proof |
BACnet MS/TP interface | |
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Interface type | EIA-485, electrically isolated |
Baud rate | 9600, 19200, 38400, 76800, 115200 (depending on the configuration) |
Internal bus termination | 120 Ohm, switchable with DIP switch |
Internal bus polarization | 270 Ohm pull-up/pull-down resistances, switchable with DIP switch |
Cabling (in-house cabling only) Distance between 2 devices Length of the MS/TP line | 3-wire cable, shielded Max. 500 m (1650 ft) Max. 1000 m (3300 ft) |
Protection | Short-circuit proof |
WLAN interface | |
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Interface type | Wireless access point |
Supported standards Frequency band WLAN channels Maximum radio-frequency power | IEEE 802.11b/g/n 2.4…2.462 GHz 1…11 16.4 dBm |
Distance (unobstructed field) | Min. 5 m (16 ft) |
Device pairing | Activation / deactivation with service button Automatic switch off after 10 minutes if no WLAN-client is connected. Optionally, for cyber security reasons, the WLAN can be permanently disabled via configuration. |
Default SSID and WLAN password: Scan the QR code. Determine manually: Use the information from the Date/Series/SN block It will display something like: Date/Series: 20190423A0000550 SSID = <ASN>_<Running number after the series letter> and password = <S/N> |
M-bus manager with integrated power supply | |
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Interface type | M-bus manager according to EN 13757-2 for max. 7.5 mA, galvanically isolated Max. 4 M-bus meters as subordinates (4 simple M-bus loads à 1.5 mA) |
Baud rate | 300, 2400 (default), 9600. The maximum baud rate is depending on M-bus device configuration and M-bus repeater. |
Cabling (in-house cabling only) Cable length | 2-wire cable, interchangeable according to M-bus standard Max. 100 m (330 ft) |
Protection | Short-circuit proof |
M-bus level converter used as repeater (optional) to extend number of connected M-bus-S devices | Configuration examples (simple M-bus loads à 1.5 mA):
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ABT Site checks the number of data points and not the number of M-bus-S devices. The max. number of devices per network depends on the individual load of each device and the given power supply by the M-bus manager (PXC4/5/7) or converter.
KNX PL-Link interface | |
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Type | KNX TP1 PL-Link, galvanic isolation Baud rate: 9.6 kbps |
Cabling (in-house cabling only) Cable length | 2-wire cable, 0.75 mm2 / AWG20 With internal supply: Max. 80 m (262 ft) |
Internal bus power | Max. 50 mA When using external bus power for KNX PL-Link, switch off the internal bus power via the ABT Site Tool. |