ENTEGRIS, INC.
USER GUIDE
23
INVUE INTEGRATED FLOW CONTROLLERS, MODELS NT6510, NT6520
LED
Indica-
tion
Priority State
Trip Conditions
(Settable Parameters)
Clear
Conditions
(Volatile
with Power
Cycle)
Alarm Relay
Alarm Condition and Indication
Alarm Relay
Color and
Pattern
Enable Bit Default Enable Bit Default
Mod
LED
Sys
LED
—
DEVICE OK
—
—
—
—
—
—
G
G
1
DEVICE
CRITICAL
FAULT
Diagnostic fault
Power cycle
with fault
resolved
Fixed on
Factory
Enabled
Fixed on
Factory
Enabled
R
R
2
RE-ZERO
FAULT
Pressure (P1 or P2)
outside limits
7–414 kPa (1–60 psig)
during zeroing
Successful
re-zero
cycle
Config-
urable
Factory
Enabled
Config-
urable
Factory
Enabled
G
Off
Off
Off
3
OVER
PRESSURE
(P1 >414 kPa
[60 psig])
Trip point = P1 >100%
(414 kPa [60 psig fixed])
Delay time = P delay
P delay default = Ø
Active w/both SP =
0
&
SP
≠
0
Will not trip on P2
Pressure P1
return to
normal
(after
P delay)
Config-
urable
Disabled Config-
urable
Factory
Enabled
G
Off
G
Off
4
ZERO
PRESSURE
(P1 <0 kPa
[0 psig])
Trip point = P1 <0%
(0 kPa [0 psig fixed])
Delay time = P delay
P delay default = Ø
Only active with
setpoint
≠
0
Will not trip on P2
Pressure P1
return to
normal
(after
P delay)
Config-
urable
Disabled Config-
urable
Factory
Enabled
G
Off
Off
G
5
UNDER
PRESSURE
(P1 <62 kPa
[9 psig])
Trip point = P1 <15%
(62 kPa [9 psig fixed])
Delay time = P delay
P delay default = Ø
Only active with
setpoint
≠
0
Will not trip on P2
Pressure P1
return to
normal
(after
P delay)
Config-
urable
Disabled Config-
urable
Factory
Enabled
G
Off
G
Off
Off
Off
G
Off
6
SETPOINT
NOT EQUAL
TO FLOW
Delta = SP - flow
Delay time = SP delay
SP delay default = Ø
Only active with
setpoint
≠
0
Flow return
to normal
(after SP
delay)
Config-
urable
Disabled Config-
urable
Disabled R
G
G
G
7
FLOW HIGH
Trip point = Flow high
Delay time = Flow delay
(default = Ø)
Flow return
to normal
(after Flow
delay)
Config-
urable
Disabled Config-
urable
Disabled G
Off
R
Off
8
FLOW LOW
Trip point = Flow high
Delay time = Flow delay
(default = Ø)
Flow return
to normal
(after Flow
delay)
Config-
urable
Disabled Config-
urable
Disabled G
Off
Off
R
9
PRESSURE
HIGH (P1>
PressTrip-
PointHigh)
Trip point = P1 high
Delay time = P delay
P delay default = Ø
Only P1 activates alarm
Pressure P1
return to
normal
(after
P delay)
Config-
urable
Disabled Config-
urable
Disabled G
Off
R
G
10*
PRESSURE
LOW (P1<
PressTrip-
PointLow)
Trip point = P1 low
Delay time = P delay
P delay default = Ø
Only P1 activates alarm
Pressure P1
return to
normal
(after
P delay)
Config-
urable
Disabled Config-
urable
Disabled G
Off
R
R
P=Pressure P1=Inlet pressure signal P2=Other pressure signal SP=Setpoint G=Green R=Red
* Note: For "Y" code flow ranges, alarm 10 is preset to 24 psig, 0 seconds.
LED Status Codes
TABLE 3. LED STATUS CODES
Содержание InVue NT6510
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