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172-082010_400 I Series Software Page 17 of 35
listed in the active gas record (G2). Writing to this item will affect the value reported
back by S28 above.
item 30:Low alarm limit: (eng units)
read S30(cr) or *[aa]S30(cr)
Sample reply: 5.0000 SLM(cr)>
write S30=5.000(cr) or *[aa]S30=5.000(cr)
If the flow alarm enable is set (S7) and the flow remains below this limit for longer
than the time specified by the flow alarm delay (S8) the low flow alarm bit will be set
in the alarm status word. This can enable one of the hardware alarms if it is
configured. This item configures or reports the limit in the flow units chosen in the
active gas record (G7). Writing to this item will affect the value reported back by S31
below.
item 31:Low alarm limit: (% of full scale)
read S31(cr) or *[aa]S31(cr)
Sample reply: 10.00 %(cr)>
write S31=10.0(cr) or *[aa]S31=10.0(cr)
If the flow alarm enable is set (S7) and the flow remains above this limit for longer
than the time specified by the flow alarm delay (S8) the low flow alarm bit will be set
in the alarm status word. This can enable one of the hardware alarms if it is
configured. This item configures or reports the limit as a % of the full scale flow value
listed in the active gas record (G2). Writing to this item will affect the value reported
back by S28 above.
item 32:hi warn limit: (eng units)
read S32(cr) or *[aa]S32(cr)
Sample reply: 5.0000 SLM(cr)>
write S32=5.000(cr) or *[aa]S32=5.000(cr)
If the flow warning enable is set (S9) and the flow remains above this limit for longer
than the time specified by the flow warning delay (S10) the high flow warning bit will
be set in the warning status word. This item configures or reports the limit in the flow
units chosen in the gas record (G7). Writing to this item will affect the value reported
back by S33 below.
item 33:hi warn limit: (% of full scale)
read S33(cr) or *[aa]S33(cr)
Sample reply: 80.00 %(cr)>
write S33=80.0(cr) or *[aa]S33=80.0(cr)
If the flow warning enable is set (S9) and the flow remains above this limit for longer
than the time specified by the flow warning delay (S10) the high flow warning bit will
be set in the warning status word. This item configures or reports the limit as a % of
the full scale flow value listed in the active gas record (G2). Writing to this item will
affect the value reported back by S32 above.
item 34:Low warn limit: (eng units)
read S34(cr) or *[aa]S34(cr)
Sample reply: 5.0000 SLM(cr)>
write S34=5.000(cr) or *[aa]S34=5.000(cr)
If the flow warning enable is set (S9) and the flow remains below this limit for longer
than the time specified by the flow warning delay (S10) the low flow warning bit will