FloBoss 407 Instruction Manual
Rev 5/00 3-53
3.7.10 RTD Input Module
Specifications
FIELD WIRING TERMINALS
A
:
::
: RTD “Red” Input.
B:
RTD “White” Input.
C:
RTD “White” Input (3- or 4-wire).
INPUT
RTD Type:
100 Ω, platinum, with a temperature
coefficient of 0.3850*, 0.3902, 0.3916, 0.3923, or
0.3926 Ω/°C.
Temperature Range:
Fixed at -50 to 100 °C (-58 to
212 °F).
Excitation Current:
0.8 mA.
Impedance:
4 MΩ minimum.
Filter:
Single pole, low pass, 4 Hz corner frequency.
RESOLUTION
12 bits.
ACCURACY
± 0.1% of Input Temp. Range at Operating Temp.
from 23 to 27 °C.
± 0.45% of Input Temp. Range at Operating Temp.
from 0 to 70 °C.
± 0.8% of Input Temp. Range at Operating Temp.
from -20 to 0 °C.
LINEARITY
± 0.03% ± 1 LSB independent conformity to a
straight line.
POWER REQUIREMENTS
11 to 30 Vdc, 38 mA maximum, supplied by
ROC/FloBoss power supply.
VIBRATION
20 Gs peak or 0.06 in. double amplitude, 10 to 2,000
Hz, per MIL-STD-202 method 204 condition F.
ENVIRONMENTAL
Meets the Environmental specifications of the ROC
or FloBoss in which the module is installed,
including Temperature and Humidity specifications.
WEIGHT
1.3 oz. (37 grams).
MECHANICAL SHOCK
1500 Gs 0.5 mS half sine per MIL-STD-202 method
213, condition F.
CASE
Solvent-resistant thermoplastic polyester, meets
UL94V-0. Dimensions are 0.60 in. D by 1.27 in. H
by 1.69 in. W (15 mm by 32 mm by 43 mm), not
including pins.
APPROVALS
Approved by CSA for hazardous locations Class I,
Division 2, Groups A, B, C, and D.
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