Omega RD200 - Manual (Page 130)

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22. SPECIFICATIONS
1
Input Specifications
Number of measuring points: 1, 2, 3 and 4 points
Input signals: DC voltage (mV) …
±13.8, ±27.6, ±69.0, ±200
±500
DC voltage (V)…
±2, ±5, ±10, ±20, ±50 (Built-
in voltage divider for
±5 V or more)
DC current…Available by adding shunt
resistor (option)
Thermocouple…B, R, S, K, E, J, T, N,
NiMo-Ni, CR-AuFe, PtRh40-PtRh20
WRe5-WRe26, W-WRe26,
Platinel II, U, L
Resistance thermometer…Pt100 (1),
Pt100 (2), JPt100, Pt50, Pt-Co
Range: Program range number and printing range for each
channel with key operation. (See Section 8.2 for
range No. list)
Scale: Program minimum and maximum values with key
operation.
Programming range…-9999 to 99999
Decimal point … Program arbitrary
Measuring range: Refer to the list of range No. in Section
8-2.
Minimum printing range: Refer to the following table
DC
voltage
1/5 or higher than the measuring range.
Thermo-
couple
2/5 or higher than the measuring range when
converted into electromotive force.
(In the case of range Nos. with minus
measuring ranges, a temperature of 0°C or
higher is specified as the lower-limit
measuring value.)
Pt100 100°C span or more Resistance
thermometer
Pt50 200°C span or more
Accuracy rating: Refer to item 6 (at reference operating
condition).
Temperature drift:
±0.01% full scale/°C (converted into
reference range)
Measuring cycle: About 100 msec (CH1 to CH4 )
Reference junction compensation: Inside (enable) or
external (disable) is selectable.
Reference junction compensation accuracy:
K, E, J, T, N and Platinel II…
±0.5°C or less
Other than the above*…
±0.1°C or less
*Except PtRh40-PtRh20
Input resolution: Approx. 1/56000 (converted into reference
range)
Burnout: Effective input… Thermocouple, resistance
thermometer
Programming range …Selection from up-scale,
down-scale or disable for each channel
Allowable signal source resistance:
DC voltage inputs, thermocouple inputs
…1k
Ω or less*
Resistance thermometer inputs
…10Ω or less
* Without burnout
Input resistance: Thermocouple input …About 8M
Ω
DC voltage inputs (range of
±2 V or less)
…About 8M
Ω
DC voltage inputs (range of
±5 V or less)
…About 1M
Ω
Maximum input voltage
DC voltage
inputs,
thermocouple
±10 V DC or less (range of ±2 V or less)
±60 V DC or less (range of ±5 V or less)
Resistance
thermometer
±6 V DC or less
Input correction: Shift programming for each channel
Input filter: Program primary delay filter
1 to 10 sec. and “0” (none) for each channel.
Maximum common mode voltage: 30VAC
Common mode rejection ratio: 140 dB or more (50/60 Hz)
Series mode rejection ratio: 50 dB or more (50/60 Hz)
Terminal board: Detachable and removable for wiring
2
Printing
Printing accuracy: Measuring accuracy + ±.0.3% of printing
range (under the reference operation
condition)
Printing dead and: 0.2% of printing range
Printing system:
Trace printing… Disposable cartridge pen
Digital data printing …. Plotter pen
Step response: RD200 … 1 sec. or less (90% response)
RD2800 … 1.5 sec. or less (90% response)
Print color: Trace printing …. 1 st pen (Red), 2 nd pen (Green),
3 rd pen (Blue), 4 th pen (Brown)
Digital data printing … Purple
<<Digital printing>>
cPeriodic
data printing
: Printing of time, channel No., measured
values and engineering unit with
programmed interval
dDigital data
printing : Printing of time, channel No., measured
values and engineering unit with trace
printing on demand
eYear, Month,
day, time, time
line
: Printing of year, month, day and time when
turning on the power. Printing time line and
time every on the hour. Printing year, moth
and day at 00:00 and every specific interval
fChannel No.,
scale, tag ﾞ
: Printing of scale, channel No. and tag (only if
they are programmed) with every specific
interval
gChart speed : Printing of chart speed with every specific
interval
hAlarm
Activation/
Reset
: Printing of time, channel No., alarm type and
alarm level when an alarm activates. Printing
time, channel No. and alarm level when the
alarm is reset. Memory volume is max. 48
data
iProgramming
change mark
: Marking when changed parameters are
stored
jPOC mark : Marking when time-axis synchronization is
programmed
kList printing : Printing of parameters (list 1 or 2) on demand
List 1: Chart speed, range/printing range,
scale, subtract printing, periodic data
printing, printing format and alarm
List 2: Chart speed (3 speeds), alarm output,
time-axis synchronization, remote
contacts and math expression
List 3: All parameters (List 1 + List 2)