Instruction Manual
D104261X012
V/31-2-AP-E Series
September 2018
V/31-2-AP-E Series Switch for Flow Partition System
SUMMARY
Introduction ......................................................................... 1
Characteristics .................................................................... 2
Labelling ............................................................................. 2
Dimensions and Weight ...................................................... 2
Installation .......................................................................... 2
Startup ................................................................................ 5
SEP Statement ................................................................... 5
Field Inspection and Maintenance ......................................
Spare Parts......................................................................... 5
Troubleshooting .................................................................. 6
Parts List............................................................................. 6
Schematic Assemblies........................................................ 7
WARNING
!
Failure to follow these instructions or to
properly install and maintain this equipment
could result in an explosion and/or re
causing property damage and personal
injury or death.
Tartarini™ device must be installed, operated
and maintained in accordance with federal,
state and local codes, rules and regulations
and Emerson Process Management
Regulator Technologies, Inc. instructions.
5
Figure 1. Types V/31-2-AP-E and V/31-2-AP-EF
Switch for Flow Partition System
INTRODUCTION
Scope of the Manual
This manual provides installation, startup, maintenance,
troubleshooting, and spare parts for the switch for ow
partition system V/31-2-AP-E Series.
Product Description
In monitor-regulator systems the pneumatic switch
Type V/31-2-AP-E is installed on the motorization pressure
circuit, in order to obtain the capacity ow partition between
the pressure reducing lines.
If the device vents gas or a leak develops
in the system, service to the unit may be
required. Failure to correct trouble could
result in a hazardous condition.
Call a gas service person to service the
unit. Only a qualied person must install or
service the device.
This product has been designed to be used with fuel gases of
1st and 2nd family according to EN 437, and with other non
aggressive and non fuel gases. For any other gases, other
than natural gas, please contact your local Sales Ofce.
For special applications Types V/31-2 -AP-EF, V/31-2-AP-EM
and V/31-2-AP-EMF versions are available on request
(see Table 1).
V/31-2-AP-E Series
Type V/31-2-AP-E
Type V/31-2-AP-EM
CHARACTERISTICS
Table 1. Technical Features
TYPE
V/31-2-AP-E
V/31-2-AP-EM
V/31-2-AP-EF
V/31-2-AP-EMF
ALLOWABLE
PRESSURE
PS (bar)
100
SETPOINT
TYPE
Adjustable 0.5 - 2
Fixed 2
SET RANGE
Wd (bar)
1/4” NPT female threaded connections.
LABELLING
Notified
BOLOGNA ITALY
MATRICOLA
SERIAL Nr.
ANNO
YEAR
NORME ARMONIZ.
HARMONIZED STD.
CLASSE DI PERDITA
LEAKAGECLASS
CLASSE FUNZIONALE
FUNCTIONAL CLASS
FLUIDO GRUPPO
FLUIDGROUP
TS
Note2
EN
1
Figure 2. Label for V/31-2-AP-E Series Pneumatic Switch
Note 1: See “Characteristics”
Nota 2: Year of Manufacture
Nota 3: Class 1: -10°/60°C
Class 2: -20°/60°C
Note 4: See “Characteristics”
body
APPARECCHIO TIPO /DEVICE TYPE
xxxx
DN1
DN2
Wa
Wao
Cg
pmax
PS
°C
body
Wau
bar
bar
PS
covers
Note 1
pao
bar PT= xPSbar
-
BODY AND
COVERS
MATERIAL
Steel
1.5Note 4Note 3
CAUTION
All interventions on the equipment should
only be performed by qualied and
trained personnel.
For further information, please contact our
local Sales Ofce or our Authorized Dealers.
INSTALLATION
WARNING
!
Personal injury or equipment damage, due
to bursting of pressure-containing parts
may result if this device is overpressured or
is installed where service conditions could
bar
bar
bar
bar
exceed the limits given in the Characteristics
section and on the appropriate nameplate or
where conditions exceed any rating of the
adjacent piping or piping connections.
To avoid such injury or damage, provide
pressure-relieving or pressure-limiting
devices to prevent service conditions from
exceeding those limits.
Also, be sure the installation is in
compliance with all applicable codes
and regulations.
Additionally, physical damage to the
device can cause personal injury and
property damage due to bursting of
pressure-containing parts.
DIMENSIONS AND WEIGHT
Figure 3. Dimensions (mm) V/31-2-AP-E Series Pneumatic Switch
Type V/31-2-AP-EF
Type V/31-2-AP-EMF
202
Ø 75 Ø 75
TYPES V/31-2-AP-E and V/31-2-AP-EM WEIGHT: 3.5 kg
TYPES V/31-2-AP-EF and V/31-2-AP-EMF WEIGHT: 2.9 kg
To avoid such injury and damage, install the
device in a safe location.
CAUTION
The device must be rated for the maximum
allowable operating pressure of the ow
partition system.
a. Check that data on the pilot’s plate are compatible with
actual working conditions.
b. Install in accordance with regulator instruction manual.
107
2
INSTALLATION (continued)
ANY OTHER LINES
TYPE
PS/80
TYPE
PS/79
V/31-2-AP-E Series
D
TYPE
A
V/31-2-AP-EF
B
C
2
M
2
V
R
1
S
MONITOR
TYPE
PS/80
V V
R
2
M
2
R
S
REGULATOR
TYPE
PS/79
R
V
1
4 X DN
6 X DN
S
MONITOR
1
M
LEGEND:
VENT DOWNSTREAM OR TO A SAFE AREA
1
TO THE HEATING
2
NOTE: RECOMMENDED PIPING IS STAINLESS STEEL WITH 10 mm DIAMETER.
M
Figure 4. Type V/31-2-AP-EF Switch for Flow Partition System Connection/Installation Schematic
S
REGULATOR
1
4 X DN
6 X DN
3
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