IO-PT 400, IO-PT 4K
I / O E x p a n s i o n M o d u l e s
6
Unitronics
IO-PT400, IO-PT4K Technical Specifications
Max. current consumption
35mA maximum from the adapter’s 5VDC
Typical power consumption
0.09W @ 5VDC
Status indicator
(RUN) Green
LED:
—Lit when a communication link is established between module and OPLC.
—Blinks when the communication link fails.
Analog Inputs
Number of inputs
4
Model number
I/O-PT400
I/O-PT4K
RTD type
PT100, NI100, NI120
PT1000, NI1000
Temperature coefficient
PT: 385/392, NI100: 618, NI120: 672
PT: 385/392, NI: 618
See Note 1
Temperature unit
°C and °F
Temperature range
PT100/1000
-50° to 460°C (-58° to 860°F)
NI100/1000
-50° to 232°C (-58° to 449°F)
NI120
-50° to 172°C (-58° to 341°F)
Isolation None
Resolution 12-bit
(4096
units)
Measurement resolution
±0.1°C (0.1°F). See Note 2.
Conversion method
Successive approximation
Conversion time
40msec
Input impedance
10M
M
minimum
Auxiliary current
PT100/NI100/NI120
1.9mA
PT1000/NI1000
0.19mA
Linearity error
I/O-PT400
I/O-PT4K
±0.3°C (0.6°F) (±0.05%)
±0.4°C (0.8°F) (±0.06%)
Temperature accuracy
±0.4°C (0.8°F)
Status indicators
(OUT OF RANGE)
Red LEDs—Lit when the corresponding input measures an analog value
(temperature) outside of the permissible range. See Note 3.
Connection options
2, 3 or 4 wires
Environmental
IP20 / NEMA1
Operating temperature
0
°
to 50
°
C (32 to 122° F)
Storage temperature
-20
°
to 60
°
C (-4 to 140° F)
Relative Humidity (RH)
10% to 95% (non-condensing)
Dimensions (WxHxD)
80 x 93 x 60mm (3.15 x 3.66 x 2.362”)
Weight
140.3g (4.94oz.)
Mounting
Either onto a 35mm DIN-rail or screw-mounted.