Download User`s Manual

7.4
Flow Measurement with DP Transmitter,
Continued
Procedure, continued
Table 39
Step
Starting Up DP Transmitter for Flow Measurement With SFC, continued
Press Key
5
DE READ
A
ID
T A G
T R I
N O .
P S
S E C U R E D ? ?
NON-VOL
T A G
N O .
ENTER
(Yes)
S F C
W O R K
L
I
N
D P
I N G .
.
T A G
N O .
P T
6
^
L
I
N
SHIFT
INPUT
J
OUTPUT
7
Description
Open valves A and HP block-off to make Allow system to stabilize at full static
differential pressure zero (0) by applying pressure - zero differential.
same pressure to both sides of meter
body.
3
4
Read Display or Action
INPUT
J
OUTPUT
D P
T A G
S H I
F T –
.
N O .
I N P U T
1
. 9 Ø 3 5 1
P T
3 Ø 1 1
" H 2 O_ 3 9 F
O U T P
P T
1
W O R K
O U T P
Ø .
3 Ø 1 1
I N G .
1
P T
Ø
%
Confirm that “TRIPS” are secured
and establish communications with
sample transmitter PT 3011
3 Ø 1 1
I N P U T
1
P T
3 Ø 1 1
S F C
W O R K I N G . . .
S F C
Be sure any switches that may trip
alarms or interlocks associated with
analog loop are secured or turned
off.
.
Initiate shift key selection.
Read applied input pressure.
Reading is updated every six
seconds.
Call up output for display.
.
3 Ø 1 1
Read 0% output on display for
corresponding zero input pressure.
For analog transmission, check that
milliammeter reading is 4 mA (0%)
output.
8
If SFC and
Then…
milliammeter
readings…
are exactly
go to Step 11.
zero (4mA)
are not exactly go to Step 9.
zero (4mA)
Continued on next page
7/00
ST 3000 Release 300 and SFC Model STS103 User’s Manual
129