Omega DP18-P7 Instruction Sheet

An OME GA Te c h n o l o g i e s Co m p a n y
DP18 Series
Model DP18-P7
Process Indicator
INSTRUCTION
SHEET
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.
SPECIFICATIONS
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
FIG. 3
SIGNAL INPUT CONNECTIONS AND CONFIGURATION PROCEDURES
EXCITATION ADJUST
FOR TRANSDUCER
COMMON 0 V.
SIGNAL INPUT
OUTPUT V (10-24 V.)
EXC.
RANGE SELECTION (SELECTOR S1)
RANGE
Vdc.
0 - 20
0 - 200
SELECT THE DESIRED RANGE,
CLOSING THE APPROPRIATE JUM-
PER (SELECTOR S1) ON THE
SIGNAL CONDITIONER.
M2114/1294
C
D
B
A
SELECTOR S1
RANGE SELECTION FOR SPAN AND OFFSET ( S3 SELECTOR )
CLOSE
JUMPER
MAXIMUM
READING
-----
D
500 to 1.000
1.000 to 2.000
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.
FIG. 1
SPAN AND OFFSET ADJUSTMENT ARE ACCESSIBLE BEHIND
THE LOW DOOR.
FIG. 2
Isolated digital output
(option)
SIGNAL
INPUT
ANALOG OUTPUT
(OPTION)
HOLD,
display, while these pins
are linked
COMPONENTS VIEW
GROSS SPAN ADJUST
SIGNAL CONDITIONER
SPAN TRAVEL
CLOSE
JUMPER
K
0 to 500
---
L
CCD1294APC1B
FRONT VIEW
SPAN OFFSET
SPAN : ADJUST THE MAXIMUM READING.
OFFSET : ZERO ADJUST
REAR VIEW
Setpoint R2
(option)
D
C
10
B
A
+
-
latch the reading
POWER SUPPLY
see instrument label
K
SELECTOR S3
L
M
N
O
P
OFFSET TRAVEL
CLOSE
MAXIMUM
JUMPER
READING
P
0 to 500
--
500 to 1.000
N
1.000 to 1.999
Setpoint R1
(option)
1
OFFSET
O M