Varec® Interface Comparisons

Varec Tank Gauge Interface Product Comparison

	8130	8300

Max. Number of Comms. Modules	4	1
Communications Modules	16-Channel Digital I/O	-
	Dual RS-485 Communications MODBUS™ / MTS DDA / Petrosense / Rackbus protocol	Dual RS-485 Communications MODBUS™ / MTS DDA / Rackbus protocol
	8 Channel Multi-Function	-
	16 Channel Analog Input	-
	8 Channel Analog Output	-
	TIWAY (Texas Instruments IT-111, IT-121, IT-150)	-
	Tokyo Keiso (FW-9000)	-
	Varec Mark/Space (Varec 1800, 1900, 4000)
	-	Current Loop (Whessoe Bus)
	Current Loop (GPE)
	Saab (TRL/2)
	V1 (Sakura Endress TGM 3000, TGM 4000, NMS53x)	-
	Enraf (811, 802/812, 854, 873)
	L&J Tankway (MCG 1000, MCG 1500, MCG 2000)
	LON (Barton Instruments 3500)
	Dual RS-232
Power	AC / DC	AC
Host Comm Ports	3	2