Specific Product Precautions 3
Specific Product Precautions 3
Series
Series
ITV0000/1000/2000/3000
ITV0000/1000/2000/3000
Be sure to read before handling. Refer to back page 1 for
Be sure to read before handling. Refer to back page 1 for Safety Instructions
Safety Instructions,,
“Handling Precautions for SMC
“Handling Precautions for SMC Products” (M-E03-3) for Common Precautions.
Products” (M-E03-3) for Common Precautions.
1. Do not use a lubricator on the supply side of this
1. Do not use a lubricator on the supply side of this
product, as this can cause malfunction. When lubri-
product, as this can cause malfunction. When lubri-
cation of terminal equipment is necessary, connect
cation of terminal equipment is necessary, connect
a lubricator on the output side of this equipment.
a lubricator on the output side of this equipment.
2. If electric power is shut off while pressure is being
2. If electric power is shut off while pressure is being
applied, pressure will be retained on the
applied, pressure will be retained on the output side.
output side.
However, this output pressure is held only tempor-
However, this output pressure is held only tempor-
arily and is not guaranteed. If exhausting of this
arily and is not guaranteed. If exhausting of this
pressure is desired, shut off the power after reduc-
pressure is desired, shut off the power after reduc-
ing the set pressure, and discharge the air using a
ing the set pressure, and discharge the air using a
residual pressure exhaust valve, etc.
residual pressure exhaust valve, etc.
3. If power to this product is cut off due to a power
3. If power to this product is cut off due to a power
failure, etc. when it is in a controlled state, output
failure, etc. when it is in a controlled state, output
pressure will be retained temporarily. Handle care-
pressure will be retained temporarily. Handle care-
fully when operating with output pressure released
fully when operating with output pressure released
to the atmosphere, as air will continue to flow out.
to the atmosphere, as air will continue to flow out.
4.
4. If supply
If supply pressure to
pressure to this product
this product is interrupted
is interrupted
while the power is still on, the internal solenoid
while the power is still on, the internal solenoid
valve will continue to operate and a humming noise
valve will continue to operate and a humming noise
may be generated. Since the life of the product may
may be generated. Since the life of the product may
be shortened, shut off the power supply also when
be shortened, shut off the power supply also when
supply pressure is shut off.
supply pressure is shut off.
5. The setting side pressure cannot be completely re-
5. The setting side pressure cannot be completely re-
leased from this product in the range below 0.005
leased from this product in the range below 0.005
MPa (or –1.3 kPa for Vacuum models). In cases
MPa (or –1.3 kPa for Vacuum models). In cases
where the pressure needs to be reduced completely
where the pressure needs to be reduced completely
to 0 MPa, install a 3 port valve, etc. on the setting
to 0 MPa, install a 3 port valve, etc. on the setting
side to discharge the residual pressure.
side to discharge the residual pressure.
6.
6. This product is
This product is adjusted for each
adjusted for each specification at
specification at
the time of shipment from the factory. Avoid care-
the time of shipment from the factory. Avoid care-
less disassembly or removal of parts, as this can
less disassembly or removal of parts, as this can
lead to malfunction.
lead to malfunction.
7. The optional cable connector is a 4-wire type. When
7. The optional cable connector is a 4-wire type. When
the monitor output (analog output or switch output)
the monitor output (analog output or switch output)
is not being used, keep it from touching the other
is not being used, keep it from touching the other
wires as this can cause malfunction.
wires as this can cause malfunction.
8. Please note that the right angle cable does not ro-
8. Please note that the right angle cable does not ro-
tate and is limited to only one entry direction.
tate and is limited to only one entry direction.
9. Take the following steps to avoid malfunction due
9. Take the following steps to avoid malfunction due
to noise.
to noise.
1) Remove power supply noise during operation by installing a
1) Remove power supply noise during operation by installing a
line filter, etc. in the AC power line.
line filter, etc. in the AC power line.
2) For avoiding the influence of noise or static electricity, install
2) For avoiding the influence of noise or static electricity, install
this product and its wiring as far as possible from strong
this product and its wiring as far as possible from strong
electric fields such as those of motors and power lines, etc.
electric fields such as those of motors and power lines, etc.
3)
3) Be sure to imp
Be sure to implement protective
lement protective measures against
measures against load
load
surge for induction loads (solenoid valves, relays, etc.).
surge for induction loads (solenoid valves, relays, etc.).
10.
10.
Due to the large volume of the output side, a loud ex-
Due to the large volume of the output side, a loud ex-
haust noise will be produced when being used for the
haust noise will be produced when being used for the
purpose of a relief function. Therefore, install a silen-
purpose of a relief function. Therefore, install a silen-
cer (SMC Series AN200 or AN400) on the exhaust port
cer (SMC Series AN200 or AN400) on the exhaust port
(EXH port). The port sizes are Rc 1/8, Rc 1/4 and Rc 1/2.
(EXH port). The port sizes are Rc 1/8, Rc 1/4 and Rc 1/2.
Handling
Handling
Caution
Caution
Series
Series ITV1000/2000/3000/2
ITV1000/2000/3000/209
09
Precautions
Precautions
11. Specifications on page 167 and 192 is in case of sta-
11. Specifications on page 167 and 192 is in case of sta-
tic environment. Pressure may fluctuate when air is
tic environment. Pressure may fluctuate when air is
consumed at the output side.
consumed at the output side.
12.
12.
For details on the handling of this product, refer to the
For details on the handling of this product, refer to the
operation manual which is included with the product.
operation manual which is included with the product.
Handling
Handling
Caution
Caution
Design and Selection
Design and Selection
Caution
Caution
1.
1.
Use the following UL approved products for DC power
Use the following UL approved products for DC power
supply combinations.
supply combinations.
(1) Limited voltage current circuit in accordance with UL 508.
(1) Limited voltage current circuit in accordance with UL 508.
A circuit in which power is supplied by the secondary coil of a
A circuit in which power is supplied by the secondary coil of a
transformer that meets the following conditions.
transformer that meets the following conditions.
•• Maximum volt
Maximum voltage (with no loa
age (with no load):
d):
30 Vrms (42.4 V peak) or less
30 Vrms (42.4 V peak) or less
•• Maxi
Maximum curr
mum current:
ent:
(1)
(1) 8 A or
8 A or less (including when short circu
less (including when short circuited)
ited)
(2)
(2) limited by circuit protector (such as fuse) with the follow-
limited by circuit protector (such as fuse) with the follow-
ing ratings.
ing ratings.
(2) A circuit (class 2 circuit) with maximum 30 Vrms (42.4 V peak)
(2) A circuit (class 2 circuit) with maximum 30 Vrms (42.4 V peak)
or less, and a power supply consisting of a class 2 power
or less, and a power supply consisting of a class 2 power
supply unit confirming to UL1310, or a class 2 transformer
supply unit confirming to UL1310, or a class 2 transformer
confirming to UL1585.
confirming to UL1585.
2.
2.
Operate these products only within the specified
Operate these products only within the specified
voltage.
voltage.
Using voltages beyond the specified levels could cause
Using voltages beyond the specified levels could cause
faults or malfunctions.
faults or malfunctions.
3.
3.
Use 0 V as the baseline for the power supplied to
Use 0 V as the baseline for the power supplied to
the unit for output, control and input.
the unit for output, control and input.
4.
4.
Each product needs to be powered by one power
Each product needs to be powered by one power
supply unit.
supply unit.
The wiring of this product has the same common be-
The wiring of this product has the same common be-
tween the GND for power and the signals; there is a
tween the GND for power and the signals; there is a
possibility that a wrong current occurs and prevents a
possibility that a wrong current occurs and prevents a
proper operation if one power supply unit controls multi-
proper operation if one power supply unit controls multi-
ple electro-pneumatic regulators.
ple electro-pneumatic regulators.
5.
5.
Consult SMC for the usage when the downstream
Consult SMC for the usage when the downstream
side is released to atmosphere.
side is released to atmosphere.
This product is a pressure controller. The downstream
This product is a pressure controller. The downstream
side being released to atmosphere makes the inlet valve
side being released to atmosphere makes the inlet valve
full open, allowing a large amount of atmosphere flow
full open, allowing a large amount of atmosphere flow
into the body. Consult SMC for the appropriate usage
into the body. Consult SMC for the appropriate usage
when you use the product under such condition since
when you use the product under such condition since
the product may not meet the specification or the life of
the product may not meet the specification or the life of
the product may be shortened.
the product may be shortened.
No load voltage (V peak)
No load voltage (V peak)
0 to 20 [V]
0 to 20 [V]
Over 20 and 30 or less [V]
Over 20 and 30 or less [V]
Max. current rating
Max. current rating
5.0
5.0
100
100
Peak voltage
Peak voltage
0 V
0 V
Output power
Output power
Control/input power
Control/input power
+24 V
+24 V
+24 V
+24 V
0 V
0 V
Output power
Output power
Control/input power
Control/input power
–24 V
–24 V
+24 V
+24 V
199
199
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