Metso NB723, Installation, Maintenance And Operation Instructions

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18 7 NP 72 en
14 TYPE CODE
PNEUMATIC POSITIONER NP 700
1. 2. 3. 4. 5. 6.
NP 7 2 4 / S1 – K
1. PRODUCT GROUP
NP Pneumatic positioner
2. SERIES CODE
3. INPUT SIGNAL RANGE
0 4-20 mA, only with options B and B1 (6th sign).
2 20-100 kPag /0.2-1.0 barg / 3-15 psig.
4. PILOT VALVE SIZE
CONNECTIONS
S, C1, C2
3 Ø4 mm LC 1/4 NPT
4 Ø4 mm 1/4 NPT
6 Ø6 mm 1/4 NPT
7 Ø6 mm HC 3/8 NPT
5. ACTION
Suitable for Double and Single action, without sign.
A
Single action, linear motion. Applicable ONLY to D/R series
spring diaphragm linear actuators, max. stroke size 57 mm
(2-¼ in).
6. OPTIONS
If several options below are needed to the same positioner,
the codes shall be marked in presented order from top.
Temperature range for various options shall be considered
carefully.
-
Standard, (IP 54 enclosure). 6. sign S1 always to be defined
Temperature range -40 °C... +90 °C/ -40 °F...+194 °F.
B
Flameproof enclosure I/P-converter (IP65), ATEX EEx d IIC T6.
Input signal range 4-20 mA. M20x1,5 conduit entry.
3. sign always 0.
Temperature range -40 °C... +55 °C / -40 °F...+131 °F.
B1
Explosion proof enclosure I/P-converter (IP65), FM/CSA-
approval. Class 1, Div. 1, Groups B, C, D. Input signal range
4-20 mA. 1/2 NPT conduit entry. 3. sign always 0.
Temperature range -40 °C... +55 °C/ -40 °F...+131 °F.
GN
For natural gas. Exhaust adapter, 3/4 NPT thread.
Not usable inside with options B and B1.
R
Water and dustproof enclosure IP65/NEMA 4 and 4X.
Not available with option GN.
H
High temperature construction. Viton diaphragm and seals.
Not available with options B, B1, A, A1 and K.
Temperature range -10° to +120 °C/ +14° to +248 °F.
S1
Positioner with attachment face acc. to standard
VDI/VDE 3845, equipped with H-clip. When positioners are
separate deliveries, VDI/VDE ear is supplied.
Not applicable to globe valve actuators (5th sign A).
A
Pressure gauges, scale bar/psi/kPa, basic material brass, nickel
plated, housing stainless steel, glycerine filled. 5. sign always
to be defined.
Temperature range -40 °C... +70 °C / -40 °F... +158 °F.
Y2 Brass bearing of small lever arm.
J30 Square shaft and special mounting kit.
Y Special construction.
-
□
ACCESSORIES
K
Filter regulator for supply air. Pressure gauge, scale bar/psi/
kPa, basic material brass, nickel plated, housing stainless steel,
glycerine filled.
Temperature range -40 °C... +82 °C / -40 °F... +180 °F.
Filter size 5 μm. Not available with HC-pilot (4. sign 7). Will be
specified in the option sticker.
In connection with the Ø6 HC-pilot valve (4. sign 7) must be
used large capacity filter regulator (not K) for actuator bigger
than BC 40 and BJ 32. Installation with mounting bracket.
CE01
PG11 / 1/2 NPT conduit entry nipple. Will be specified in the
option sticker.
CE02
PG11 / M20x1.5 conduit entry nipple. Will be specified in the
option sticker.
CE03
PG11 / R1/2 (PF1/2) conduit entry nipple. Will be specified in
the option sticker.