1.General Introduction
ABB 266NSH absolute pressure transmitter is a traditional type for absolute pressure measurement, measure range from -100Kpa to 105Mpa, maximum static pressure is up to 239.7Mpa and maximum turn down ratio up to 100:1. standard accuracy is 0.06%, maximum accuracy 0.04% is optional, meets SIL2,SIL3 safety applications as per IEC 61508 standard. Accordingly to customer requests, it can be integrated to two way M26 manifold, or remote connection to manifold via impulse line.
2.Measuring Span & Range Limits
Sensor Code | Lower Range Limit (LRL) | Upper Range Limit (URL) | Standard TD Ratio | Max. TD Ratio | Proof Pressure |
F | -40Kpa, -400mbar, -160inH2O | 40Kpa, 400mbar, 160inH2O | 10:1 | 60:1 | 28Mpa, 280bar, 4060psi |
H | -160Kpa, -1600mbar, -642inH2O | 160Kpa, 1600mbar, 642inH2O | 10:1 | 60:1 | 28Mpa, 280bar, 4060psi |
M | -600Kpa, -6bar, -87psi | 600Kpa, 6bar, 87psi | 10:1 | 60:1 | 28Mpa, 280bar, 4060psi |
P | -2400Kpa, -24bar, -348psi | 2400Kpa, 24bar, 348psi | 10:1 | 60:1 | 40.25Mpa, 402.5bar, 5836psi |
Q | -8000Kpa, -80bar, -1160psi | 8000Kpa, 80bar, 1160psi | 10:1 | 60:1 | 40.25Mpa, 402.5bar, 5836psi |
S | -16000Kpa, -160bar, -2320psi | 16000Kpa, 160bar, 2320psi | 10:1 | 60:1 | 40.25Mpa, 402.5bar, 5836psi |
3.Ambient & Process Temperature Limits
Oil filling & sensor range | Ambient temperature limits | Process temperature limits |
Silicone oil for sensor F to S | -40 and 85℃ (-40 and 185℉) | -40 and 121℃ (-40 and 250℉) |
Inert (Galden) for sensor F to S | -20 and 85℃ (-4 and 185℉) | -20 and 100℃ (-4 and 212℉) |
Inert (Halocarbon) for sensor F to S | -20 and 85℃ (-4 and 185℉) | -20 and 100℃ (-4 and 212℉) |
With LCD integral display | -40 and 85℃ (-40 and 185℉) | N/A |
Painted ANSI316L SS Housing | Max. 85℃(158℉) | N/A |
4.Basic Code Selection of 266NSH Absolute Pressure Transmitter
Main Code | Suffix Codes | Description | ||||
266NSH | Absolute Pressure Transmitter– BASE ACCURACY 0.075% | |||||
SENSOR - Span limits | F | 0.67 and 40kpa,6.7 and 400mbar,5 and300mmHg | ||||
H | 2.67 and 160kpa,26.7 and 1600mbar,20 and1200mmHg | |||||
M | 10 and 600kpa,0.1 and 6bar,1.45 and 87psi | |||||
P | 40 and 2400kpa,0.4 and 24bar,5.8and 348psi | |||||
Q | 134 and 8000kpa,1.34 and80bar,19.4 and 1160psi | |||||
S | 267 and 16000kpa,2.67 and160bar,38.7 and 2320psi | |||||
Diaphragm material , Fill fluid (wetted parts) | S | ANSI 316L SS, Silicone oil, NACE | ||||
K | Hastelloy C276, Silicone oil, NACE | |||||
A | ANSI 316L SS, Inert fluid - Galden, NACE | |||||
F | Hastelloy C276, Inert fluid - Galden, NACE | |||||
L | ANSI 316L SS, Inert fluid - Halocarbon, NACE | |||||
P | Hastelloy C276, Inert fluid - Halocarbon, NACE | |||||
Process connection (wetted parts) | B | ANSI 316L SS, 1/2"-14NPT female, NACE | ||||
T | ANSI 316L SS, 1/2"-14NPT male, NACE | |||||
P | ANSI 316L SS, DIN EN837-1 G 1/2 B | |||||
A | ANSI 316L SS, straight (180 °)entry(not available with bracket) | |||||
N | ANSI 316L SS, angle 90 °entry | |||||
I | ANSI 316L SS, 1/2"-14NPT through adapter (loose) straight(180 °)entry(not available with bracket) | |||||
G | ANSI 316L SS, 1/2"-14NPT through adapter (loose) angel(90 °)entry | |||||
E | Hastelloy C-276, 1/2"-14NPT female, NACE | |||||
K | Hastelloy C-276, 1/2"-14NPT male, NACE | |||||
D | Hastelloy C-276, DIN EN837-1 G 1/2 B | |||||
F | Hastelloy C-276,straight (180 °)entry(not available with bracket) | |||||
C | Hastelloy C-276, angle 90 °entry | |||||
L | Hastelloy C-276, 1/2"-14NPT through adapter (loose) straight(180 °)entry(not available with bracket) | |||||
J | Hastelloy C-276, 1/2"-14NPT through adapter (loose) angel(90 °)entry | |||||
Housing material and electrical connection | A | Aluminum alloy ( barrel version), 1/2"-14NPT | ||||
B | Aluminum alloy ( barrel version), M20*1.5(CM20)(To BE USED for WirelessHART) | |||||
S | ANSI 316 SS ( barrel version), 1/2"-14NPT | |||||
T | ANSI 316 SS ( barrel version), M20*1.5(CM20) (To BE USED for WirelessHART) | |||||
J | Aluminum alloy ( DIN version), M20*1.5(CM20) | |||||
Output/Additional options | 7 | Hart 4-20mA, Standard function-standard functionality | ||||
1 | Hart 4-20mA, Advanced function-advanced functionality(includes option R1) | |||||
2 | Profibus PA(includes option R1) | |||||
3 | Foundation fieldbus(includes option R1) | |||||
8 | Hart and 4-20mA safety, certified to IEC61058(includes option R1) | |||||
9 | Wireless Hart(includes option R1) | |||||
Optional codes | /Optional codes | |||||
5.Basic Code Selection of M26 Manifolds
Main Code | Suffix Codes | Description | |||||||||||||
M26 | Manifold model for 266 Pressure Transmitters | ||||||||||||||
Design | D | Manifold for DP Style transmitters | |||||||||||||
P | Manifold for P Style transmitters | ||||||||||||||
Revision | A | Revision A | |||||||||||||
Body configuration | S | Standard construction | |||||||||||||
V | For vertical-flange transmitter | ||||||||||||||
Valves | 2 | Two-valve manifold | |||||||||||||
3 | Three-valve manifold | ||||||||||||||
5 | Five-valve manifold | ||||||||||||||
Valve Type | V | Standard | |||||||||||||
Material (wetted parts) | S | AISI 316L SS, NACE | |||||||||||||
H | Hastelloy C276, NACE | ||||||||||||||
M | Monel 400 | ||||||||||||||
N | Inconel 625 | ||||||||||||||
Packing material | P | PTFE | |||||||||||||
G | Graphoil | ||||||||||||||
Gasket material (wetted parts) | N | None | |||||||||||||
P | PTFE | ||||||||||||||
G | Graphoil | ||||||||||||||
Manifold process connection (INLET) | F | Threaded 1/2 in. - 14 NPT-female | |||||||||||||
M | Threaded 1/2 in. - 14 NPT-male | ||||||||||||||
Manifold transmitter connection (OUTLET) | 1 | Flanged outlet according to IEC61518/B | |||||||||||||
F | Threaded 1/2 in. - 14 NPT-female | ||||||||||||||
M | Threaded 1/2 in. - 14 NPT-male | ||||||||||||||
Rating | 6 | 413.7 bar (41.37MPa, 6000 psi) | |||||||||||||
1 | 690 bar (69MPa, 10000 psi) | ||||||||||||||
Transmitter fixing bolts | N | None | |||||||||||||
C | Carbon Steel | ||||||||||||||
S | Stainless Steel NACE compliant (MWP=21MPa, 210 bar, 3045 psi) | ||||||||||||||
Bracket kit | N | None | |||||||||||||
C | Carbon Steel | ||||||||||||||
S | Stainless Steel NACE compliant (MWP=21MPa, 210 bar, 3045 psi) | ||||||||||||||
Material traceability | 2 | Inspection certificate EN 10204–3.1 of process wetted parts | |||||||||||||
Optional codes | /Optional codes | ||||||||||||||
6.Typical Mounting & Dimensions for Barrel Housing 1/2 in. NPT Female Connection for Sensor E to S
7.Typical Mounting & Dimensions for M26 2 Way Manifold for 1/2NPTM-1/2NPTF & 1/2NPTF-1/2NPTM
