sames
SA9122APA APPLICATION NOTE
PA9122AP
SINGLE PHASE POWER/ENERGY ADAPTOR WITH
64 SEGMENT LCD AND SERIAL INTERFACE
FEATURES
n
n
Enables the demonstration of the
SA9122APA device using a
PM9103AP module
Pulse rate selectable via jumper leads
n
Operates over a wide temperature range
n
Protected against ESD
n
Meets the accuracy requirements for
Class 1 AC Watt hour meters
DESCRIPTION
The PA9122AP demonstration adaptor connects into the PM9103AP metering module.
In this configuration the PA9122AP allows evaluation of the SA9122EPA device.
It is recommended that this Application Note be read in conjunction with the PM9103AP
Application Note.
The PA9122AP adaptor comes complete with an LCD, the SA9122EPA device as well
as demonstration software.
1/6
7191
PDS038-SA9122-001
Rev. A
28-01-97
PA9122AP
BLOCK DIAGRAM
N E U TR A L
IN
J1
FO U T2
SH U N T
N E U TR A L
OUT
SA 9 1 2 2 E
FO U T1
T I ON
P O W ER
O P TO
C O U P LE R
RX
S U P PL Y
.
.
.
.
.
.
.
.
.
.
.
.
.
.
J7
.
.
J2
DR -0 1 3 1 1
CONNECTION DESCRIPTION
Jumper 1 allows for the selection of the pulse rate to monitor: fp or f p/290.
The LCD on the PA9122APA adaptor may be configured as:
Eight digit - seven segment with tariff icons (default)
or
Five digit - seven segment with extended icons.
Designation
J1
J2
J3
J4
J5
J6
J7
2/6
D-S UB
CO NNEC-
N E U TR A L
LIV E
O P TO
C O U P LE R
Setting
Description
Lower to middle
Upper to middle
Lower to middle
Upper to middle
Lower to middle
Upper to middle
Lower to middle
Upper to middle
Lower to middle
Upper to middle
Lower to middle
Upper to middle
Lower to middle
Upper to middle
FOUT1
FOUT2
Pin 36
Pin 33 (Default)
Pin 1
Pin 4 (Default)
Pin 22
Pin 35 (Default)
Pin 21
Pin 34 (Default)
Pin 15
Pin 2 (Default)
Pin 16
Pin 3 (Default)
sames
PA9122AP
The location of the extended icons on the LCD layout are shown in Fig. 1 below.
Figure 1: LCD Layout
1 7 x 2. 54 = 4 3 .1 8 ± 0 .1
g
.
e
2
.
3
.
4
.
.
.
5
.
6
.
.
.
7
.
.
.
c
d
1h
1 .6
T1
T2
T3
T4 TOTAL
1 2.3
~ ~ ~
Hz 3 2 1
k 1 kWrh
kWsh
8hk2
Wh/i mp
a
.
1 .5
.
c
0 .8
0 .5
D ET A IL O F D IG IT ( 1 ~ 8 )
0 .2 5 ± 0 .0 5
1 .1 ± 0 .1
2 .8
Max.
6 0 .0 ± 0 .8
R EA R P O LA RI Z ER (R e fle c ti v e )
b
g
e
4. 0°
7 .5
2 .5 4 ± 0 .0 5
1 .0
Max.
.
d
4 -R 1 .0
5 .0
1
f
2 .5 ± 0 .2
4 .6
im p/ kW h
8
.
7 .8
b
3 .1
2 .5 ± 0 .2
T4Cost
%Error
1
1 6.8
t4
f
.
0 .6 ± 0 .6
t3
T2Total
T3Com
2 3 .0 ± 0 . 2
T1Coso
t2
4 .3
4 .27
t1
0 . 6 ± 0 .6
2 7.6
a
1 .95 2 .4
2 .13
1 .9
4 .6
1 .4
3 .4
8 .3
4 .5
8 .0 M a x .
7 .18
2
1 4 . 0 M in . Vi e wi n g A r e a
1 0 . 0 ±2 . 0
1 .5
0.
7 .5
3 .5
1 6.4 5
4 .5
8 .41
2.5 4 ± 0 .0 5
0 .65
8 .41
4 .0
F RO NT PO L AR IZ E R
F RO NT GL A SS
R EA R G LA S S
5 8.0
1 .0
1 .0
Ma x .
D R - 0 090 2
Pin
1
2
3
4
5
COM1
t1
1a
2a
3a
4a
5a
6a
7a
COM2
t2
1b
2b
3b
4b
5b
6b
7b
COM3
t3
1c
2c
3c
4c
COM4
t4
1h
2h
3h
Pin
19
20
21
22
COM1
~3
%Error
COM2
Hz
imp/KWh
COM3
COM4
COM3
COM4
k1
k2
W
WH/IMP
6
7
5c
4h
23
24
8g
25
26
27
28
6g
7d
29
15
16
17
8a
~2
~1
COM1
8b
r
h
30
COM2
V
A
s
h
32
33
34
35
36
4f
3f
2f
1f
CosØ
4g
3g
2g
1g
Total
4e
3e
2e
1e
Com
T1
4d
3d
2d
1d
Cost
31
5e
5d
18
8h
5f
T2
14
8c
5g
6d
13
7h
6e
T3
12
7c
6f
7e
T4
11
6h
7f
8e
10
6c
7g
8d
9
5h
8f
Total
8
NOTES:
1. DRIVE: 1/4 DUTY, 1/3 BIAS, 5.0 VOP
2. OPERATING TEMP: -20°C TO +80°C
3. VIEWING DIRECTION: 6 O'CLOCK
4. SEGEMENT TOLERANCE: ± 0.05
5. GENERAL TOLERANCE: ±0.2
sames
3/6
PA9122AP
FUNCTIONAL DESCRIPTION
1. Interface Board
The PA9122AP adaptor (see Fig. 2) allows for the connection of a SA9122EPA
DIP-40 device, to an evaluation board of type PM9103AP. This module inserts into
the dual-in-line socket of the PM9103AP module, in the same orientation as the
SA9103 XPA DIP-20 device is inserted.
D R - 0 1 31 3
Figure 2: PM9122AP LAYOUT
2.
Connection Details
The connection details for the PA9122AP adaptor, to connect to the PM9103AP
module, are shown in Fig. 3.
3.
Demonstration Software
Software which runs under Windows 3.1 or Windows 95, is provided with each
evaluation adaptor.
4/6
sames
D R -0 1 3 14
VS S
S IN
C V IP
VD D
OS C1
C II P
C V IN
S OUT
C II N
CV OP
NC
C IO P
CV ON
OS S 2
C IO N
IV P
I IP
VREF
GND
U2
I IN
OS CI
CP ON
OS CO
C P IN
CP OP
C P IP
CON
C IN
COP
C IP
VREF
IN V
GND
I IP
VD D
SA9122A1
R [3 ]
R [2 ]
R [1 ]
R [0 ]
S [1 5 ]
S [1 4 ]
S [1 3 ]
S [1 2 ]
S [1 1 ]
S [1 0 ]
S [9 ]
S [8 ]
S [7 ]
S [6 ]
S [5 ]
S [4 ]
S [3 ]
S [2 ]
S [1 ]
S [0 ]
RX
FO U T2
FO U T1
U1
92 0 n
T1
T2
T3
T4
.
CO S T
T OT A L
CO M
CO S T
33
4
U4
1
2
.
.
32
5
36
35
34
3
T1
.
.
30
7
31
6
.
T2
.
29
8
.
28
9
T3
.
.
.
T4
.
.
24
13
27
10
25
12
26
11
Total
.
23
14
.
.
U6 U7 U9 U8
22
21
15
16
19
LC D
% E rro r
im p /k W h
Hz 3 2 1
k W sh
W h /im p
20
17
sames
18
Part Number
PA9122AP
v ss
I IN
U5
PA9122AP
Figure 3: PA9122AP adapter Interface to PM9103AP module
ORDERING INFORMATION
Description
3 X 230V, 3 X 80A Module
5/6
PA9122AP
Disclaimer:
The information contained in this document is confidential and proprietary to South African MicroElectronic Systems (Pty) Ltd ("SAMES") and may not be copied or disclosed to a third party, in whole or in part,
without the express written consent of SAMES. The information contained herein is current as of the date of
publication; however, delivery of this document shall not under any circumstances create any implication that the
information contained herein is correct as of any time subsequent to such date. SAMES does not undertake to inform
any recipient of this document of any changes in the information contained herein, and SAMES expressly reserves
the right to make changes in such information, without notification,even if such changes would render information
contained herein inaccurate or incomplete. SAMES makes no representation or warranty that any circuit designed
by reference to the information contained herein, will function without errors and as intended by the designer.
Any sales or technical questions may be posted to our e-mail adress below:
[email protected]
For the latest updates on datasheets, please visit our web site:
http://www.sames.co.za
South African Micro-Electronic Systems (Pty) Ltd
P O Box 15888,
33 Eland Street,
Lynn East,
Koedoespoort Industrial Area,
0039
Pretoria,
Republic of South Africa,
Republic of South Africa
Tel:
Fax:
6/6
012 333-6021
012 333-8071
sames
Tel:
Fax:
Int +27 12 333-6021
Int +27 12 333-8071