Technical Specifications

263
Fault Matrix
Status
Fault Matrix
Table 2 describes SVi1000 faults and helps determine the cause and corrective action.
Table 2 Fault Matrix
FAULT Name
(Anchor)
TEXT For DD &
Valvue2
English
HELP For DD &
Valvue2
English
Critic
ality
Probable Cause Recommended Action
RESET Reset Device reset
indicator
3 Device reboot. The power
recovered. Incoming signal
was below 2.9 mA.
Reset the flag using ValVue
or HART Host.
LOW_POWER Low Power Input current <
3.2 mA
3 Device power is below
3.2mA.
Increase mA only if calibra-
tion or diagnostics are to
be performed.
ACTUATOR Actuator Error Unable to posi-
tion the valve
normally.
2 1: Air supply is insufficient.
2: Handwheel or mechani-
cal stop present.
3: Valve stuck of sticking
excessively.
4: Unbalance forces on
valve trim exceeds actua-
tor capability.
1: Increase air supply
above spring final value +
10 psig.
2: Verify if mechanical stop
is present.
3: Perform valve signature
using ValVue.
4: If possible, perform valve
signature under process
conditions. Validate sizing
of actuator against pro-
cess condition using Val-
SpeQ.
AIR_SUPPLY_L
OW
Low Air Supply
Warning
Supply Pres-
sure below low
limit
2 Air supply is not turned on
or is set below 10psig.
Increase air supply above
spring final value + 10 psig.