An O ME GA Te c h n o l o g i e s Co m p a n y
M2114/1294
INSTRUCTION
SHEET
DP18 Series
Model DP18-P7
Process Indicator
CCD1294APC1B
1
10
D
C
B
A
+
-
REAR VIEW
Setpoint R1
(option)
Setpoint R2
(option)
FRONT VIEW
FIG. 2
FIG. 1
SIGNAL
INPUT
SPAN : ADJUST THE MAXIMUM READING.
OFFSET : ZERO ADJUST
SPAN AND OFFSET ADJUSTMENT ARE ACCESSIBLE BEHIND
THE LOW DOOR.
Isolated digital output
(option)
HOLD,
latch the reading
display, while these pins
are linked
ANALOG OUTPUT
(OPTION)
POWER SUPPLY
see instrument label
SPAN
OFFSET
FIG. 3
DISPLAYS . . . . . . . . . . . . . . . . . . . . . . 3 ½ 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 1999
INPUT CONFIGURATION . . . . . . . . . . . Bipolar single
ZERO . . . . . . . . . . . . . . . . . . . . . . . . . Automatic
SPAN ADJUSTMENT . . . . . . . . . . . . . . ± 5 %
CONVERTER . . . . . . . . . . . . . . . . . . . . Dual-slope, average value
POLARITY . . . . . . . . . . . . . . . . . . . . . . Automatic ±
SIGNAL INTEGRATION PERIOD . . . . . 80 ms.
READ RATE . . . . . . . . . . . . . . . . . . . . 3.12 / sec.
RANGES . . . . . . . . . . . . . . . . . . . . . . . See table fig. 3
HOLD . . . . . . . . . . . . . . . . . . . . . . . . . Optional
NOISE REJECTION NMR . . . . . . . . . . . 50 dB. 50/60 Hz.
ACCURACY . . . . . . . . . . . . . . . . . . . . 0.15 % ± 1 count
WARMUP TO RATED ACCURACY . . . 2 minutes
SPAN TEMPCO . . . . . . . . . . . . . . . . . . 100 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. / 3.5 W. for DC.
ELECTRICAL CONNECTIONS . . . . . . . Push-in cable connectors
BURN-IN . . . . . . . . . . . . . . . . . . . . . . . 24 h.
AUXILIARY VOLTAGE . . . . . . . . . . . . 10 to 24 Vdc. adjustable
Max. current . . . . . . . . . . . . . . . . . . . . 50 mA
Ripple at 50/60 Hz. . . . . . . . . . . . . . . . 0.2 % Maximum
SPECIFICATIONS
SELECTOR S1
A
B
C
D
SELECTOR S3
Õ
Ö
EXCITATION ADJUST
FOR TRANSDUCER
COMPONENTS VIEW
GROSS SPAN ADJUST
OFFSET
O
M
RANGE SELECTION FOR SPAN AND OFFSET ( S3 SELECTOR )
OFFSET TRAVEL
SPAN TRAVEL
L
K
---
500 to 1.000
0 to 500
1.000 to 1.999
1.000 to 2.000
CLOSE
JUMPER
CLOSE
JUMPER
P
--
N
MAXIMUM
READING
MAXIMUM
READING
500 to 1.000
0 to 500
RANGE SELECTION (SELECTOR S1)
0 - 200
0 - 20
RANGE
Vdc.
CLOSE
JUMPER
D
-----
SIGNAL CONDITIONER
K
L
M
N
O
P
SIGNAL INPUT CONNECTIONS AND CONFIGURATION PROCEDURES
DC INSTRUMENT 3 ½ DIGITS, FOR SIGNAL INPUT IN Vdc UP TO 200 Vdc, IN TWO RANGES SELECTABLE ON THE SIGNAL CONDITIONER
BY PLUG-IN JUMPERS. ALLOWS THE READING TO BE DISPLAYED IN ENGINEERING UNITS, USING THE TRIMMERS AND SELECTABLE
RANGES FOR SPAN AND OFFSET (see fig.3).
PROVIDES AN EXCITATION OUTPUT FOR TRANSDUCERS ADJUSTABLE FROM 10 TO 24 Vdc BY A TRIMMER.
CLOSE THE APPROPRIATE DECIMAL POINT JUMPER (FIG.5), CORRESPONDING TO THE
READING DESIRED. FOR A READING OF 14.50 PLACE THE JUMPER ON THE D2 POSITION.
OUTPUT V
EXC.
(10-24 V.)
COMMON 0 V.
SIGNAL INPUT
SELECT THE DESIRED RANGE,
CLOSING THE APPROPRIATE JUM-
PER (SELECTOR S1) ON THE
SIGNAL CONDITIONER.