Varec 4000 manual Host Menu Description

ConfigurationTank Gauge Transmitter

3.4.4	Host Menu
Host Menu	Description
Type	Type of host communication interface. Modbus or Mark/Space.
	Use F1/F2 to select.
Mark/Space Adr4	Address of ATT on Mark/Space bus. 0-999 is valid.
Low Speed4	Whether or not to use low speed on Mark/Space bus. Yes or No
	is valid.
Xmtr to Sim4	Type of Mark/Space transmitter to simulate. 1800 or 1900 are
	valid. Use F1/F2 to select.
Encoder to Sim4	Type of level encoder to simulate on the Mark/Space bus. Eng
	Frac, Eng Dec, 0-20m , or 0-30m are valid. Use F1/F2 to select.
Disable Temp Reply4	If 'YES' disables the temperature portion of the reply on the
	Mark/Space bus and answer with only a 40 bit reply.If 'NO' the
	standard 56 bit message is returned with level and
	temperature. This only applies to the 1800/1900 reply mode
	for compatibility. Yes or No are valid.
ASU Connected4	If 'YES' replies with the level using a 39 bit message. The ASU is
	expected to be connected to the Mark/Space bus and will add
	the temperature portion of the reply to complete a 56 bit
	response. Yes or No are valid.
Temp to Sim4	Temperature units to simulate on the traditional Mark/Space
	reply. F or C are valid. Use F1/F2 to select.
Offset Temp By 1004	If 'YES' the temperature returned to the Mark/Space host is
	offset by 100 degrees. This only applies to the 1800/1900
	reply mode for compatibility while emulating these
	transmitters.
Low Battery4	Determines how low battery status is to be reported using the
	old 1800/1900 reply. None, HwIn1, HwIn2, or Bad Level are
	valid. Use F1/F2 to select.
Modbus Address5	Address of ATT on the Modbus bus. 1-254 is valid.
Baud5	Serial baud rate used. 300, 600, 1200, 2400, 4800, and 9600
	are valid. Use F1/F2 to select.
Parity5	Parity used for serial communications. None, Odd, and Even are
	valid. Use F1/F2 to select.
Stop Bits5	Number of stop bits used for serial communications. 1 or 2 is
	valid.
Max Integer6	Maximum integer value used to indicate a full scale value for
	scaled integer registers. 0 - 65535 is valid.
Min Level6	Value corresponding to a 0% scaled level value.
Max Level6	Value corresponding to a 100% full scale level value.
Min Temp6	Value corresponding to a 0% scaled temperature value.
Max Temp6	Value corresponding to a 100% full scale temperature value.

3.4.5Notes on Menu Items

1Only displayed if in Display Mode

2Only displayed if in Alter Mode

3Only displayed if TRUE

18 Installation and Operations Manual