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3. Specifications
®
HART
communication:
The Pascal ET offers an optional HART
Read ID
■
Read current and percentage of range
■
Read current and four (predefined) dynamic variables
■
Read tag (TAG), descriptor (DD), date
■
Read PV sensor information
■
Read output signal
■
Write tag (TAG), descriptor (DD), date
■
Enable/disable fixed current mode
■
Trim DAC zero
■
Trim DAC gain
■
3.5 Resistance thermometer measurement
Temperature effect see "Electrical input signal/Resistance"
■
Measure current: < 200 µA
■
Specification for 4-wire measurements with I
■
Input signals
Measuring range
1)
Pt100 (385)
-200 ... 0 °C
0 ... 300 °C
300 ... 850 °C
2)
Pt100 (3916)
-200 ... 0 °C
0 ... 300 °C
300 ... 850 °C
3)
Pt100 (3902)
-200 ... 0 °C
0 ... 300 °C
300 ... 850 °C
4)
Pt100 (3926)
-200 ... 0 °C
0 ... 300 °C
300 ... 850 °C
Pt100 (3923)
5)
-200 ... 0 °C
0 ... 300 °C
300 ... 850 °C
1)
Pt200 (385)
-200 ... 0 °C
0 ... 300 °C
300 ... 850 °C
1)
Pt500 (385)
-200 ... 0 °C
0 ... 300 °C
300 ... 850 °C
1)
Pt1000 (385)
-200 ... 0 °C
0 ... 300 °C
300 ... 850 °C
-1
1) IEC 751 (α = 0.00385 °C
)
-1
2) JIS C1604 (α = 0.003916 °C
)
-1
3) U.S. Standard (α = 0.003902 °C
)
-1
4) Old U.S. Standard (α = 0.003926 °C
)
-1
5) SAMA (α = 0.003923 °C
)
-1
6) α = 0.0042 °C
-1
7) α = 0.0042 °C
-1
8) DIN 43760 (α = 0.00617 °C
)
-1
9) α = 0.00672 °C
WIKA operating instructions, model Pascal ET
®
module with following commands:
< 0.2 mA
meas.
Precision
(-328 ... +32 °F)
0.05 °C
(32 ... 572 °F)
0.07 °C
(572 ... 1,562 °F)
0.15 °C
(-328 ... +32 °F)
0.05 °C
(32 ... 572 °F)
0.07 °C
(572 ... 1,562 °F)
0.15 °C
(-328 ... +32 °F)
0.05 °C
(32 ... 572 °F)
0.07 °C
(572 ... 1,562 °F)
0.15 °C
(-328 ... +32 °F)
0.05 °C
(32 ... 572 °F)
0.07 °C
(572 ... 1,562 °F)
0.15 °C
(-328 ... +32 °F)
0.05 °C
(32 ... 572 °F)
0.07 °C
(572 ... 1,562 °F)
0.15 °C
(-328 ... +32 °F)
0.05 °C
(32 ... 572 °F)
0.09 °C
(572 ... 1,562 °F)
0.18 °C
(-328 ... +32 °F)
0.05 °C
(32 ... 572 °F)
0.09 °C
(572 ... 1,562 °F)
0.18 °C
(-328 ... +32 °F)
0.05 °C
(32 ... 572 °F)
0.09 °C
(572 ... 1,562 °F)
0.18 °C
Accuracy
(0.09 °F)
0.06 °C
(0.11 °F)
(0.13 °F)
0.09 °C
(0.16 °F)
(0.27 °F)
0.17 °C
(0.31 °F)
(0.09 °F)
0.06 °C
(0.11 °F)
(0.13 °F)
0.09 °C
(0.16 °F)
(0.27 °F)
0.17 °C
(0.31 °F)
(0.09 °F)
0.06 °C
(0.11 °F)
(0.13 °F)
0.09 °C
(0.16 °F)
(0.27 °F)
0.17 °C
(0.31 °F)
(0.09 °F)
0.06 °C
(0.11 °F)
(0.13 °F)
0.09 °C
(0.16 °F)
(0.27 °F)
0.17 °C
(0.31 °F)
(0.09 °F)
0.06 °C
(0.11 °F)
(0.13 °F)
0.09 °C
(0.16 °F)
(0.27 °F)
0.17 °C
(0.31 °F)
(0.09 °F)
0.06 °C
(0.11 °F)
(0.16 °F)
0.1 °C
(0.18 °F)
(0.32 °F)
0.21 °C
(0.38 °F)
(0.09 °F)
0.06 °C
(0.11 °F)
(0.16 °F)
0.1 °C
(0.18 °F)
(0.32 °F)
0.21 °C
(0.38 °F)
(0.09 °F)
0.06 °C
(0.11 °F)
(0.16 °F)
0.1 °C
(0.18 °F)
(0.32 °F)
0.21 °C
(0.38 °F)
EN
Resolution
0.01 °C (0.02 °F)
0.01 °C (0.02 °F)
0.01 °C (0.02 °F)
0.01 °C (0.02 °F)
0.01 °C (0.02 °F)
0.01 °C (0.02 °F)
0.01 °C (0.02 °F)
0.01 °C (0.02 °F)
11
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