Honeywell enCore Series Manual page 14

1
Short form Description
MMS Manufacturing Messaging Specification
MPa Megapascal (pressure) 1 MPa = 10 bar = 145.04 psi
MPag Gauge pressure in megapascals
MZ (MN) Methane number
Newton Force (SI unit ) 1N=1kg⋅ m⋅ s
N
N
Nitrogen (gas component)
2
NC Switch/output which is closed when de-energized (NC contact)
nC H
n-butane
4 10
nC H
n-pentane
5 12
nC H n-hexane (C
6 14
NEC National Electrical Code (USA)
neo-C H
Neopentane (2,2-Dimethylpropane)
5 12
NIST US National Institute of Standards and Technology
Nm Torque 1 Nm = 0.7375621494575465 ft lb
NO Switch/output which is open when de-energized (NO contact)
NPT National Pipe Thread (self-sealing (pipe) thread)
NTP Network Time Protocol (Standard for clock synchronization in computers)
O
Oxygen
2
PA Equipotential bonding connection
PC Personal computer
PELV Protective extra-low voltage
PG Process gas/Measuring gas
PGC Process gas chromatograph
PI Internal pressure (internal monitoring)
PO Product Owner = Prod. responsible person
ppm Parts per million
Pressure (g) Overpressure (g = gauge)
psi Pressure (pound per square inch) 1psi = 0.068948 bar = 0.0068948 MPa
PU Ambient pressure (internal monitoring)
PW1/PW2 Internal calculations
Rho Density at base conditions
RS485 Interface standard for cable-based differential serial data transfer
S Daraf = 1/ Farad = F−1
SAV Safety shut-off valve
SELV Safety extra-low voltage
SFB System function block (enSuite)
3
sft /scft Standard cubic foot 1cft = 0.028317 m
GasLab Q2
−2
+)
6
User Manual (N )
About this document
= 0.224809 lbf
3
= 28.317 l
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