LFIL? Low Level Setpoint Query
Input: LFIL?
Returned: XXX.X
Comments: Used to query the Low Level Setpoint. Value returned in either
inches or millimeters depending on the current level units. There must be at least
a 0.5 inch interval between each level setting and alarm.
LOLA Set Low Level Alarm
Input: LOLA XXX.X
Returned: No response
Comments: Used to set the Low Level Alarm value. Input value uses the
current level units, either inches or millimeters. There must be at least a 0.5 inch
interval between each level setting and alarm.
LOLA? Low Level Alarm Query
Input: LOLA?
Returned: XXX.X
Comments: Used to query the Low Level Alarm value. Value returned in either
inches or millimeters. There must be at least a 0.5 inch interval between each
level setting and alarm.
LOLS? Low Level Alarm Status Query
Input: LOLS?
Returned: 0 or 1
Comments: Used to query the Low Level Alarm Status where 0 = off and 1 =
on.
LOLM Set Low Level Alarm Mask
Input: LOLM 0 or LOLM 1
Returned: No response
Comments: Used to enable or disable the Low Level Alarm where 0 = disabled
and 1 = enabled. Default setting is 1 = enabled.
LOLM? Low Level Alarm Mask Query
Input: LOLM?
Returned: 0 or 1
Comments: Used to query the Low Level Alarm Mask status where 0 = disabled
and 1 = enabled. Default setting is 1 = enabled.
LUNI Set Level Units
Input: LUNI E, LUNI M, or LUNI %
Returned: No response
Comments: Used to set the LN2 level units where E = English (inches), M =
Metric (millimeters), and % = Percent.
LUNI? Level Units Query
Input: LUNI?
Returned: E, M, or %
Comments: Used to query the current LN2 level units E = English (inches), M =
Metric (millimeters), and % = Percent.
RATE? Current Liquid Usage Query
Input: RATE?
Returned: XXX.X
Comments: Used to query the current LN2 liquid usage rate.
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