Omega Speaker Systems DP18-AT2 产品宣传页
An O ME GA Te c h n o l o g i e s Co m p a n y
M2099/1294
INSTRUCTION
SHEET
DP18 Series
Model DP18-AT2
AC Ammeter
AC Ammeter
CCD1294APC2BA
FIG. 3
A
C
E
G
F
D
B
PT1
GROSS SPAN ADJUSTMENT
SIGNAL INPUT
A
B
C
SPECIFICATIONS
DISPLAYS . . . . . . . . . . . . . . . . . . . . . . 3 digits, 7 segment, red LED
HEIGHT . . . . . . . . . . . . . . . . . . . . . . . . 0.56" (14.2 mm.)
SYMBOLS . . . . . . . . . . . . . . . . . . . . . . 1.8.8.8
DECIMAL POINTS . . . . . . . . . . . . . . . . Selectable by jumpers
OVERRANGE INDICATION . . . . . . . . . Display flashes
HEIGHT . . . . . . . . . . . . . . . . . . . . . . . . 0.56" (14.2 mm.)
SYMBOLS . . . . . . . . . . . . . . . . . . . . . . 1.8.8.8
DECIMAL POINTS . . . . . . . . . . . . . . . . Selectable by jumpers
OVERRANGE INDICATION . . . . . . . . . Display flashes
INPUT CONFIGURATION . . . . . . . . . . . Bipolar single
ZERO . . . . . . . . . . . . . . . . . . . . . . . . . Automatic
SPAN ADJUSTMENT . . . . . . . . . . . . . . ± 5 %
ZERO . . . . . . . . . . . . . . . . . . . . . . . . . Automatic
SPAN ADJUSTMENT . . . . . . . . . . . . . . ± 5 %
CONVERTER . . . . . . . . . . . . . . . . . . . . Dual-slope, average value
SIGNAL INTEGRATION PERIOD . . . . . 80 ms.
READ RATE . . . . . . . . . . . . . . . . . . . . 3.12 / sec.
RANGES . . . . . . . . . . . . . . . . . . . . . . . See table selection fig. 3
HOLD . . . . . . . . . . . . . . . . . . . . . . . . . Optional
SIGNAL INTEGRATION PERIOD . . . . . 80 ms.
READ RATE . . . . . . . . . . . . . . . . . . . . 3.12 / sec.
RANGES . . . . . . . . . . . . . . . . . . . . . . . See table selection fig. 3
HOLD . . . . . . . . . . . . . . . . . . . . . . . . . Optional
NOISE REJECTION NMR . . . . . . . . . . . 50 dB. 50/60 Hz.
ACCURACY . . . . . . . . . . . . . . . . . . . . 0.2 % ± 1 count
WARMUP TO RATED ACCURACY . . . 5 minutes
SPAN TEMPCO . . . . . . . . . . . . . . . . . . 150 ppm.
ZERO TEMPCO . . . . . . . . . . . . . . . . . . 2.5 µV/°C.
ACCURACY . . . . . . . . . . . . . . . . . . . . 0.2 % ± 1 count
WARMUP TO RATED ACCURACY . . . 5 minutes
SPAN TEMPCO . . . . . . . . . . . . . . . . . . 150 ppm.
ZERO TEMPCO . . . . . . . . . . . . . . . . . . 2.5 µV/°C.
OPERATING TEMPERATURE . . . . . . . 0 to 50 °C (32 to 122 °F)
STORAGE TEMPERATURE . . . . . . . . . -40 to 80 °C (-40 to 176 °F)
WEIGHT . . . . . . . . . . . . . . . . . . . . . . . . 310 gr. (0.68 lb)
CASE MATERIAL . . . . . . . . . . . . . . . . ABS, DIN 43700, black color
STANDARD POWER . . . . . . . . . . . . . . 115 Vac. ± 10 %, 50/60 Hz.
POWER CONSUMPTION . . . . . . . . . . . 5.5 VA for AC.
ELECTRICAL CONNECTIONS . . . . . . . Push-in cable connectors
BURN-IN . . . . . . . . . . . . . . . . . . . . . . . 24 h.
STORAGE TEMPERATURE . . . . . . . . . -40 to 80 °C (-40 to 176 °F)
WEIGHT . . . . . . . . . . . . . . . . . . . . . . . . 310 gr. (0.68 lb)
CASE MATERIAL . . . . . . . . . . . . . . . . ABS, DIN 43700, black color
STANDARD POWER . . . . . . . . . . . . . . 115 Vac. ± 10 %, 50/60 Hz.
POWER CONSUMPTION . . . . . . . . . . . 5.5 VA for AC.
ELECTRICAL CONNECTIONS . . . . . . . Push-in cable connectors
BURN-IN . . . . . . . . . . . . . . . . . . . . . . . 24 h.
SPAN
OFFSET
1
10
D
C
B
A
C
B
A
+
-
REAR VIEW
Setpoint R1
(option)
(option)
Setpoint R2
(option)
(option)
FRONT VIEW
FIG. 2
FIG. 1
SIGNAL
INPUT
INPUT
THE INPUT ALLOWS DIRECT CONNECTION TO A CURRENT TRANSFORMER (CT) WITH A 5 A. SECONDARY, WITHOUT NEED FOR AN
INTERMEDIATE STEPDOWN.
INTERMEDIATE STEPDOWN.
SPAN : ADJUST THE MAXIMUM READING.
OFFSET : NOT IN SERVICE
OFFSET : NOT IN SERVICE
SPAN ADJUSTMENT IS ACCESSIBLE BEHIND THE LOW DOOR.
Isolated digital output
(option)
SIGNAL CONDITIONER
COMPONENTS VIEW
COMPONENTS VIEW
RANGE SELECTION
0.01
0.1
SELECTOR S1
HOLD,
latch the reading
display, while these pins
are linked
are linked
ANALOG OUTPUT
(OPTION)
(OPTION)
POWER SUPPLY
see instrument label
0.1
1
150
150.0
G
250
250
B
400
400
C
500
500
D
600
600
E
1000
1000
F
1500
1500
G
AC AMMETER for current transformer X/5
CLOSE
RESOLUTION
READING
I NOMINAL
Amp.AC
Amp.AC
JUMPER
Amp.AC
Amp.AC
Amp.AC
5
5.00
D
10
10.00
F
15
15.0
A
25
25.0
B
40
40.0
C
50
50.0
D
60
60.0
E
100
100.0
F
JUMPER
Amp.AC
I NOMINAL
READING
CLOSE
RESOLUTION
PLACE THE PLUG-IN JUMPER ON THE
SELECTOR S1, IN FUNCTION OF THE
NOMINAL CURRENT TRANSFORMER,
AND THE DECIMAL POINT JUMPER
ON THE CORRESPONDING POSITION
(FIG.5). TO OBTAIN THE INDICATED
PERFORMANCE, USE CURRENT
TRANSFORMERS CLASS 0.5 OR BETTER.
SELECTOR S1, IN FUNCTION OF THE
NOMINAL CURRENT TRANSFORMER,
AND THE DECIMAL POINT JUMPER
ON THE CORRESPONDING POSITION
(FIG.5). TO OBTAIN THE INDICATED
PERFORMANCE, USE CURRENT
TRANSFORMERS CLASS 0.5 OR BETTER.
½