HELMHOLZ 600-170-1AA11 TB20-C, Bus coupler ModbusTCPincl. 24 V power supply connector, bus terminating element, basic module

General information
	Order number	600-170-1AA11
	Article name	TB20-C, ModbusTCP bus coupler
	Scope of delivery	Bus coupler ModbusTCP, 24 V power supply connector, bus cover element, base module
	Dimensions (DxWxH)	110 x 35 x 73 mm
	Weight	Approx. 115 g
ModbusTCP interface
	Number	2
	Protocol	ModbusTCP
	Transmission rate	10/100 Mbps, automatic detection
	I/O image size	2048/2048 bytes
	Parameters per module	126 bytes
	Connection	RJ45
	integrated switch	Yes
	Supports Modbus function codes	1, 2, 3, 4, 5, 6, 15, 16, 22, 23
	TCP connection	10 stations
USB interface
	Number	1
	Protocol	Full-speed USB 1.1 device
	Connection	Mini-USB
	Isolation voltage	1.5 kV
	Electrical isolation	Yes
Number of modules that can be connected in series		64
Voltage supply		24 VDC, 18–28 VDC
Current draw
	Current draw without modules (internal)	75 mA
	Power supply for modules	5 V DC, max 2.5 A
Power dissipation		Max. 8 W
Installation position		Any
Ambient conditions
	Ambient temperature	0 °C … +60 °C
	Transport and storage temperature	-20 °C … +80 °C
	Relative air humidity	95 % r H without condensation
	Protection rating	IP 20
	Certifications	CE, UL
UL
	Surrounding Air Temperature	0 °C … +50 °C
	Pollution degree	2
CE
	Noise immunity	DIN EN 61000-6-2 “EMC Immunity”
	Interference emission	DIN EN 61000-6-4 “EMC Emission”
	Vibration and shock resistance	DIN EN 60068-2-6:2008 „Vibration“, DIN EN 60068-2-27:2010 „Shock"
	RoHS	Yes
	REACH	Yes