APC AXFA11G - Manual (Page 70)

IM 01E20C01-01E 7-3
7. OPERATION VIA BRAIN TERMINAL (BT200)
7.2 AXFA11 Operation
Using a BT200
This section describes procedures for setting parameters
using a BRAIN Terminal (BT200). For more details
regarding AXFA11 functions, refer to Chapter 6:
Parameter Description; and for more details regarding
BT200 operation methods, refer to the BT200 User’s
Manual (IM IC0A11-01E).
7.2.1 BT200 Connection
Connection to a 4 to 20 mA DC signal line
The communication signal of the AXFA11 is superim-
posed onto the 4 to 20mA DC analog signals to be
transmitted.
AXFA11 terminals
BT200 BT200 BT200 BT200
Relaying
terminals
4 to 20mA
DC signal
transmission
line Control room
Receiving
resistance:
250 to 600
⍀
Receiving
instrument
Terminal
board
F0705.EPS
I
I
Figure 7.2 Connecting the BT200
IMPORTANT
Restrictions exist with regard to the distance
over which communication is possible. (See
Chapter 11: Outline.)
IMPORTANT
If the power of flowmeter is turned off within 30
seconds after parameters have been set, these
settings will be canceled. Accordingly, please
keep the power on for at least 30 seconds after
setting parameters.
IMPORTANT
After approximately 5 minutes of inactivity, the
Auto Power-Off function will operate to turn your
BT200 off.
IMPORTANT
Be sure to set parameters as “Protect” on the
write protect function after the finish of param-
eter setting. Refer to the “Menu P: Parameter
Protection Items” and section “10.2.2” in detail.
NOTE
In case of BT200, the parameters are displayed
in English only.
Even if the language with the exception of English
is selected at B10/H30: Language, the param-
eters are displayed in English upon BT200.
7.2.2 The data update and upload/
download function of BT200
(1) The data update of BT200
When the following parameters are displayed, the mea-
sured data is updated automatically every seven seconds.
T0703.EPS
Item
A10
A20
A21
A30
A31
A32
C44
G22
G40
G41
G42
Name (BRAIN)
FLOW RATE (%)
FLOW RATE
FLW RATE (mA)
TOTAL
REV TOTAL
DIF TOTAL
VELOCITY CHK
4-20 BURNOUT
OPERATE TIME
ALM RECORD1
ALM TIME 1
Item
G43
G44
G45
G46
G47
G48
N20
N21
P20
P23
Name (BRAIN)
ALM RECORD2
ALM TIME 2
ALM RECORD3
ALM TIME 3
ALM RECORD4
ALM TIME 4
TEST SI1
TEST SI2
W PROTECT
SOFT SEAL
(2) Upload/download function of BT200
Upload function is used when the parameters of one
AXFA11 are copied to the BT200. And download
function is used when the parameters copied to the
BT200 are set to another AXFA11.
For details, refer to BT200 User’s Manual (IM
1C0A11-01E). The targeted parameters for upload and
download are following.
T0704.EPS
Item
C11/B20
C31
C32
C40/B21
C41/B22
C42/B23
C43/B24
Item
D10/B30
D11/B31
E10/B32
E11/B33
H10/B40
H11/B41
H12/B42
Name (BRAIN)
FLOW DAMPING
SIZE UNIT
NOMINAL SIZE
FLOW UNIT
TIME UNIT
FLOW SPAN
FLOW DECIMAL
Name (BRAIN)
TOTAL UNIT
TOTAL SCALE
PULSE UNIT
PULSE SCALE
DISP SELECT1
DISP SELECT2
DISP SELECT3