Throttle Module / Throttle and Check Module
Used as pilot choke valves for solenoid controlled pilot operated directional valves andpilot operated directional valves.

■ Specifications
Nominal Flow
L/min

Model Numbers
TC1G−01−40

Max. Operating
Pressure MPa

0.6

30

TC2G−01−40

25

TC1G−03−＊−40

80

TC2G−03−＊−40

Masskg
0.65
1.6
1.8

■ Model Number Designation

TC1

G−03

−C−40

Series Number

Type of Mounting

Valve Size

Valve Type

DesignNumber01—40

TC1：Throttle
ModuleTC2：Throttle andCheck Module
TC1：Throttle
Module

G：Gasket
Mounting
03

None：Std.
C：With CheckValve

Graphic Symbols
40

None：Std. (MeterOut)
A：Meter-In

TC1：Throttle andCheck Module

Valve Size 01

Valve Size 03

Solenoid Operated
Directional Valve

Solenoid Operated
Directional Valve■ Mounting Bolts
If mounting bolts are necessary, order suitable ones selected from the table below. If mounting
bolts from other companies are used, their strength must be 8.8 or up JIS B1176 standards.

Mounting bolt
Solenoid operated
directional valve
Throttle module orThrottle and check
moduleMounting bolt
Solenoid operated
directional valve

Throttle module orThrottle and check
moduleM5×70L(4pcs.)

M6×70L(4pcs.)

M5×95L(4pcs.)

M6×100L(4pcs.)

TC1G−03−40
Solenoid Operated
Directional Valve

Socket Head Cap Screw
TC＊G−01
TC＊G−03

Solenoid Operated Directional ValveP A B TP A B T

TC1G−01−40———
P A B T

TC1G−03−C−40
Solenoid Operated
Directional Valve

PA B

T

TC2G−01−40

Solenoid Operated
Directional Valve

PA B

T

TC2G−03−40
Solenoid Operated
Directional Valve———P■ Instructions● Flow Adjustment
Loosen the lock nut and turn the flow adjustment handle clockwise to increase. Afteradjustment, be sure to tighten the lock nut.

D-18A BTTC2G−03−A−40

Throttle Module / Throttle and Check Module

FLOW CONTROLSMounting Surface：ISO 4401-03-02-0-05
54

TC1G−01

40.5

30.2
21.5

Tank Port “T”

512.7

0.75

5.2

32.5

25.8

15.5

3170

Fully Extended 96.5

17

Cylinder Port “B”

Flow Adjustment Screw
6 Hex.
INC.

5.5 Dia. Through4 Places

Lock Nut
12 Hex.

11
Pressure Port “P”

D21.5

Throttle and Check Module

Cylinder Port “A”

177

Fully Extended 91.5

TC2G−01

30.7

Flow Adjustment Screw
6 Hex.
INC.

1525

For other dimensions, see thefigures shown TC2G-01.

Mounting Surface(O-Rings Furnished)

Mounting Surface：ISO 4401-05-04-0-05
92

TC1G−03
TC1G−03−C

54

50.8

Cylinder Port “B”
32.5

21.4

6.4

1746

89.5

Fully Extended 120

Pressure Port “P”
Fully Extended 110

5Cylinder Port “A”

537.3
27
16.7
3.2

Tank Port “T”

7 Dia. Through4 Places

14.7
39.3

171979.5

TC2G−03
TC2G−03−A★

Lock Nut
14 Hex.

27
Flow Adjustment Screw
7 Hex.
INC.

Flow Adjustment Screw
7 Hex.
INC.
32

For other dimensions, see thefigures shown TC2G-03.

TC2G-03……11
TC2G-03-A…21

Mounting Surface(O-Rings Furnished)★With standard sub-plate, the left one of the two tank ports "T"
is used but either one may be used.

Throttle Module / Throttle and Check Module

D-19

■ Adjustment Handle Position vs. Flow
Viscosity : 35 mm /s
2■ Pressure Drop
Viscosity : 35 mm2/s

TC1G-01
TC2G-01

2.030

15L/minPressure Drop

20

P

Differential
Pressure
MPa
25
16
6.3
2.5
1.00.425

Flow Rate

TC1G-01
TC2G-01

1.5

1.0

P2

A2 B2

P1

A1 B1Throttle Fully OpenP1→P2
A1→A2
B1→B2MPa

10Throttle Fully
ClosedA2→A1
B2→B10.5
5Throttle Fully OpenA2→A1
B2→B101Fully Closed

2345

Adj. Handle Position (Number of Turns)

06 6.5
Fully Open510TC1G-03
TC2G-03

40

Pressure Drop

50

P

Differential
Pressure
MPa
25
16
6.3
2.5
1.0
0.4

60
Flow Rate

25

30

870

30

4468

10

Adj. Handle Position (Number of Turns)

11.5
Fully Open

A2 B2

P1P'2

A1 B1
A'2B'2

P'1

A'1B'1

2Throttle Fully Open
P1→P2
A1→A2 A'2→A'1
B1→B2 B'2→B'1020

102P2Throttle Fully
OpenP'1→P'26MPa

200Fully Closed

20TC1G-03-＊
TC2G-03-＊

80

L/min

15

Flow Rate L/min

Throttle Fully Closed
A2→A1 A'1→A'2
B2→B1 B'1→B'2
Throttle Fully OpenA2→A1 A'1→A'2
B2→B1 B'1→B'2

4060

80

100

Flow Rate L/min

TC1G-03-C80
DifferentialPressureMPa
25
16
6.3
2.5
1.00.470

Flow Rate60

L/min5040●For any other viscosity, multiply the factors in the table below.
Viscosity mm2/s
Factor

1510D-204405060708090 100

0.81 0.87 0.96 1.03 1.09 1.14 1.19 1.23 1.27 1.30

20230

●Please use
for specific gravity change. However,is the value in the diagram and G is 0.850.

300Fully Closed

206810Adj. Handle Position (Number of Turns)

11.5
Fully OpenThrottle Module / Throttle and Check Module

FLOW CONTROLS■ List of Seals

TC1G−01, 03

487

162

9 10 125311Part Numbers

Item

Name of Parts

7O-Ring

8O-Ring

9O-Ring

10Back Up Ring

BR JIS B 2401-4-T2-P7

TC1G-01

OR NBR-90 P9-N

TC1G-03

Qty.

TC1G-01 TC1G-03

AS 568-014（NBR-90）

45――

OR NBR-90 P10-N―1

OR NBR-70-1 P7-N

OR NBR-70-1 P9-N

11BR JIS B 2401-4-T2-P9

11Throttle and Check Module

DTC2G−01, 03

18 23 17 20 16 22 21 13 14 24 25 27 19 15 26

Part Numbers

Qty.

Item

Name of Parts

22O-Ring

OR NBR-90 P9-N

AS 568-014（NBR-90）

4523O-Ring

OR NBR-90 P10-N

OR NBR-90 P10-N

22TC2G-01

TC2G-03

TC2G-01 TC2G-03

24O-Ring

OR NBR-70-1 P7-NOR NBR-70-1 P9-N

2225

Back Up Ring

BR JIS B 2401-4-T2-P7

BR JIS B 2401-4-T2-P922Throttle Module / Throttle and Check Module

D-21