1. Product Introduction
Part of the SmartLine® family of products, the STD800 is a high performance differential pressure transmitter featuring piezoresistive sensor technology. By combining differential pressure sensing with on chip static pressure and temperature compensation the STD800 offers high accuracy and stability over a wide range of application pressures and temperatures. The SmartLine family is also fully tested and compliant with Experion ® PKS providing the highest level of compatibility assurance and integration capabilities. SmartLine easily meets the most demanding application needs for pressure measurement applications.
2. Best in Class Features
2.1 Accuracies up to 0.035% standard & 0.025% Opt
2.2 Stability up to 0.01% of URL per year for ten years
2.3 Automatic static pressure & temperature compensation
2.4 Rangeability up to 400:1
2.6 Multiple local display capabilities
2.7 External zero, span, & configuration capability
2.8 Polarity insensitive electrical connections
2.9 Comprehensive on-board diagnostic capabilities
2.10 Integral Dual Seal design for highest safety based on ANSI/NFPA 70-202 and ANSI/ISA 12.27.0
2.11 World class overpressure protection
2.12 Full compliance to SIL 2/3 requirements.
2.13 Modular design characteristics
2.14 Available with 15 year warranty
2.15 Plugged Impulse Line Detection Option
2.16 Dual/Triple Calibration Option (HART & Fieldbus Only)
3. Product Specification
Span & Range Limits:
Model |
URL "H2O (mbar) |
LRL "H2O (mbar) |
Max Span "H2O (mbar |
Min Span "H2O (mbar) |
STD810 |
10 (25) |
-10 (-25) |
10 (25) |
0.1 0.(25) |
STD820 |
400 (1000) |
-400 (-1000) |
400 (1000) |
1.0(2.5) |
Model |
psi (bar) |
psi (bar) |
psi (bar) |
psi (bar) |
STD830 |
100 (7.0) |
-100 (-7.0) |
100 (7.0) |
1 (0.07) |
STD870 |
3000 (210) |
-100 (-7.0) |
3000 (210) |
30 (2.1) |
Operating Conditions – All Models
Parameter |
Reference Condition |
Rated Condition |
Operative Limits |
Transportation and Storage |
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°C |
°F |
°C |
°F |
°C |
°F |
°C |
°F |
|
Ambient Temperature STD800 |
25±1 |
77±2 |
-40 to 85 |
-40 to 185 |
-40 to 85 |
-40 to 185 |
-55 to 120 |
-67 to 248 |
Humidity %RH |
10 to 55 |
0 to 100 |
0 to 100 |
0 to 100 |
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Supply Voltage Load Resistance |
10.8 to 42.4 Vdc at terminals (IS versions limited to 30 Vdc) 0 to 1,440 ohms (as shown in Figure 2) |
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Maximum Allowable Working Pressure
|
Standard: STD810 = 50 psi, 3.45 bar STD820, STD830 and STD870 = 4,500 psi, 310.2 bar
|
Parameter |
Description |
Analog Output Digital Communications |
Two-wire, 4 to 20 mA (HART & DE Transmitters only) Honeywell DE, HART 7 protocol or FOUNDATION Fieldbus ITK 6.0.1 compliant All transmitters, irrespective of protocol have polarity insensitive connection. |
Materials: |
316L SS, Hastelloy® C-2762, Monel® 4003, Tantalum,316 SS4, Carbon Steel (Zinc-plated) 5, Hastelloy C-2766, Monel 4007 ect |
Mounting |
mounting bracket |
Net Weight |
8.3 pounds (3.8 Kg) |
Power Supply
|
Voltage: 10.8 to 42.4Vdc at terminals Load: 0~1440 ohms |
Approval Certifications |
FM ApprovalsTM, CSA, ATEX IECEx (World), IECEx (World), INMETRO (Brazil), NEPSI (China), GOST |