Nil: Standard PC board terminal or surface-mount terminal
Nominal coil voltage (DC)*
1.5, 3, 4.5, 5, 6, 9, 12, 24, 48V
Contact material
TH: Power type (Ag+Au clad/stationary, movable)
Packing style
Nil: Tube packing
X: Tape and reel (picked from 1/3/4/5-pin side)
Z: Tape and reel packing (picked from the 8/9/10/12-pin side)
Notes: 1. *48 V coil type: Single side stable only
2. In case of 5 V transistor drive circuit, it is recommended to use 4.5 V type relay.
TH
Panasonic Corporation
Automation Controls Business Unit
industrial.panasonic.com/ac/e
ASCTB20E 201201-T
TX-TH
TYPES
1. Standard PC board terminal
Contact
arrangement
Nominal coil
voltage
1.5V DC
3V DC
4.5V DC
5V DC
6V DC
9V DC
12V DC
24V DC
48V DC
Single side stable
Part No.
TX2-1.5V-TH
TX2-3V-TH
TX2-4.5V-TH
TX2-5V-TH
TX2-6V-TH
TX2-9V-TH
TX2-12V-TH
TX2-24V-TH
TX2-48V-TH
1 coil latching
Part No.
TX2-L-1.5V-TH
TX2-L-3V-TH
TX2-L-4.5V-TH
TX2-L-5V-TH
TX2-L-6V-TH
TX2-L-9V-TH
TX2-L-12V-TH
TX2-L-24V-TH
—
2 coil latching (L2)
Part No.
TX2-L2-1.5V-TH
TX2-L2-3V-TH
TX2-L2-4.5V-TH
TX2-L2-5V-TH
TX2-L2-6V-TH
TX2-L2-9V-TH
TX2-L2-12V-TH
TX2-L2-24V-TH
—
2 coil latching (LT)
Part No.
TX2-LT-1.5V-TH
TX2-LT-3V-TH
TX2-LT-4.5V-TH
TX2-LT-5V-TH
TX2-LT-6V-TH
TX2-LT-9V-TH
TX2-LT-12V-TH
TX2-LT-24V-TH
—
2 Form C
Standard packing: Tube: 40 pcs.; Case: 1,000 pcs.
2. Surface-mount terminal
1) Tube packing
Contact
arrangement
Nominal coil
voltage
1.5V DC
3V DC
4.5V DC
5V DC
2c
6V DC
9V DC
12V DC
24V DC
48V DC
Single side stable
Part No.
TX2S -1.5V-TH
TX2S -3V-TH
TX2S -4.5V-TH
TX2S -5V-TH
TX2S -6V-TH
TX2S -9V-TH
TX2S -12V-TH
TX2S -24V-TH
TX2S -48V-TH
1 coil latching
Part No.
TX2S -L-1.5V-TH
TX2S -L-3V-TH
TX2S -L-4.5V-TH
TX2S -L-5V-TH
TX2S -L-6V-TH
TX2S -L-9V-TH
TX2S -L-12V-TH
TX2S -L-24V-TH
—
2 coil latching (L2)
Part No.
TX2S -L2-1.5V-TH
TX2S -L2-3V-TH
TX2S -L2-4.5V-TH
TX2S -L2-5V-TH
TX2S -L2-6V-TH
TX2S -L2-9V-TH
TX2S -L2-12V-TH
TX2S -L2-24V-TH
—
2 coil latching (LT)
Part No.
TX2S -LT-1.5V-TH
TX2S -LT-3V-TH
TX2S -LT-4.5V-TH
TX2S -LT-5V-TH
TX2S -LT-6V-TH
TX2S -LT-9V-TH
TX2S -LT-12V-TH
TX2S -LT-24V-TH
—
: For each surface-mounted terminal identification, input the following letter. SA type: A, SS type: S
Standard packing: Tube: 40 pcs.; Case: 1,000 pcs.
2) Tape and reel packing
Contact
arrangement
Nominal coil
voltage
1.5V DC
3V DC
4.5V DC
5V DC
6V DC
9V DC
12V DC
24V DC
48V DC
Single side stable
Part No.
TX2S -1.5V-TH-Z
TX2S -3V-TH-Z
TX2S -4.5V-TH-Z
TX2S -5V-TH-Z
TX2S -6V-TH-Z
TX2S -9V-TH-Z
TX2S -12V-TH-Z
TX2S -24V-TH-Z
TX2S -48V-TH-Z
1 coil latching
Part No.
TX2S -L-1.5V-TH-Z
TX2S -L-3V-TH-Z
TX2S -L-4.5V-TH-Z
TX2S -L-5V-TH-Z
TX2S -L-6V-TH-Z
TX2S -L-9V-TH-Z
TX2S -L-12V-TH-Z
TX2S -L-24V-TH-Z
—
2 coil latching (L2)
Part No.
TX2S -L2-1.5V-TH-Z
TX2S -L2-3V-TH-Z
TX2S -L2-4.5V-TH-Z
TX2S -L2-5V-TH-Z
TX2S -L2-6V-TH-Z
TX2S -L2-9V-TH-Z
TX2S -L2-12V-TH-Z
TX2S -L2-24V-TH-Z
—
2 coil latching (LT)
Part No.
TX2S -LT-1.5V-TH-Z
TX2S -LT-3V-TH-Z
TX2S -LT-4.5V-TH-Z
TX2S -LT-5V-TH-Z
TX2S -LT-6V-TH-Z
TX2S -LT-9V-TH-Z
TX2S -LT-12V-TH-Z
TX2S -LT-24V-TH-Z
—
2 Form C
: For each surface-mounted terminal identification, input the following letter. SA type: A, SS type: S
Standard packing: Tape and reel: 500 pcs.; Case: 1,000 pcs.
Note: Tape and reel packing symbol “-Z” is not marked on the relay. “X” type tape and reel packing (picked from 1/2/3/4-pin side) is also available.
RATING
1. Coil data
1) Single side stable
Nominal coil
voltage
1.5V DC
3V DC
4.5V DC
5V DC
6V DC
9V DC
12V DC
24V DC
48V DC
Pick-up voltage
(at 20°C
68°F)
Drop-out voltage
(at 20°C
68°F)
Nominal operating
current
[±10%] (at 20°C
68°F)
93.8mA
46.7mA
31mA
28.1mA
23.3mA
15.5mA
11.7mA
5.8mA
5.6mA
Coil resistance
[±10%] (at 20°C
68°F)
16Ω
64.3Ω
145Ω
178Ω
257Ω
579Ω
1,028Ω
4,114Ω
8,533Ω
Nominal operating
power
Max. applied voltage
(at 20°C
68°F)
75%V or less of
nominal voltage*
(Initial)
10%V or more of
nominal voltage*
(Initial)
140mW
150%V of
nominal voltage
270mW
120%V of
nominal voltage
ASCTB20E 201201-T
Panasonic Corporation
Automation Controls Business Unit
industrial.panasonic.com/ac/e
TX-TH
2) 1 coil latching
Nominal coil
voltage
1.5V DC
3V DC
4.5V DC
5V DC
6V DC
9V DC
12V DC
24V DC
Set voltage
(at 20°C
68°F)
Reset voltage
(at 20°C
68°F)
Nominal operating
current
[±10%] (at 20°C
68°F)
66.7mA
33.3mA
22.2mA
20mA
16.7mA
11.1mA
8.3mA
4.2mA
Coil resistance
[±10%] (at 20°C
68°F)
22.5Ω
90Ω
202.5Ω
250Ω
360Ω
810Ω
1,440Ω
5,760Ω
Nominal operating
power
Max. applied voltage
(at 20°C
68°F)
75%V or less of
nominal voltage*
(Initial)
75%V or less of
nominal voltage*
(Initial)
100mW
150%V of
nominal voltage
3) 2 coil latching (L2, LT)
Nominal coil
voltage
1.5V DC
3V DC
4.5V DC
5V DC
6V DC
9V DC
12V DC
24V DC
*Pulse drive (JIS C 5442-1986)
75%V or less of
nominal voltage*
(Initial)
75%V or less of
nominal voltage*
(Initial)
Set voltage
(at 20°C
68°F)
Reset voltage
(at 20°C
68°F)
Nominal operating
current
[±10%] (at 20°C 68°F)
Set coil
Reset coil
93.8mA
46.7mA
31mA
28.1mA
23.3mA
15.5mA
11.7mA
5.8mA
93.8mA
46.7mA
31mA
28.1mA
23.3mA
15.5mA
11.7mA
5.8mA
Coil resistance
[±10%] (at 20°C
68°F)
Set coil
16Ω
64.3Ω
145Ω
178Ω
257Ω
579Ω
1,028Ω
4,114Ω
Reset coil
16Ω
64.3Ω
145Ω
178Ω
257Ω
579Ω
1,028Ω
4,114Ω
150%V of
nominal voltage
Nominal operating
power
Set coil
Reset coil
Max. applied voltage
(at 20°C
68°F
140mW
140mW
2. Specifications
Characteristics
Contact
Item
Arrangement
Initial contact resistance, max.
Contact material
Nominal switching capacity
Max. switching power
Max. switching voltage
Max. switching current
Min. switching capacity (Reference value)*
1
Single side stable
Nominal operating
1 coil latching
power
2 coil latching
Insulation resistance (Initial)
Breakdown voltage
(Initial)
Electrical
characteristics
Between open contacts
Between contact and coil
Between contact sets
Specifications
2 Form C
Max. 100 mΩ (By voltage drop 6 V DC 1A)
Ag+Au plating
2 A 30 V DC, 0.5 A 125 V AC (resistive load)
60 W, 60 VA (resistive load)
220V DC, 250V AC
7.5 A (When used at 7.5 A. Regarding connection method, you must follow the precaution, below*.)
10µA 10mV DC
140 mW (1.5 to 24 V DC), 270 mW (48 V DC)
100 mW (1.5 to 24 V DC)
140 mW (1.5 to 24 V DC)
Min. 1,000MΩ (at 500V DC)
Measurement at same location as “Initial breakdown voltage” section.
1,000 Vrms for 1min. (Detection current: 10mA)
2,000 Vrms for 1min. (Detection current: 10mA)
1,000 Vrms for 1min. (Detection current: 10mA)
Max. 50°C
(By resistive method, nominal coil voltage applied to the coil; contact carrying current: 2A.)
1,500 V (10×160µs) (FCC Part 68)
2,500 V (2×10µs) (Telcordia)
Max. 4 ms [Max. 4 ms] (Nominal coil voltage applied to the coil, excluding contact bounce time.)
Max. 4 ms [Max. 4 ms] (Nominal coil voltage applied to the coil, excluding contact bounce time.)
(without diode)
Min. 750 m/s
2
(Half-wave pulse of sine wave: 6 ms; detection time: 10µs.)
Min. 1,000 m/s
2
(Half-wave pulse of sine wave: 6 ms.)
10 to 55 Hz at double amplitude of 3.3 mm (Detection time: 10µs.)
10 to 55 Hz at double amplitude of 5 mm
Min. 10
8
(at 180 cpm)
Min. 10
5
(2 A 30 V DC resistive), 5×10
5
(1 A 30 V DC resistive),
Min. 10
5
(0.5 A 125 V AC resistive) (at 20 cpm)
Min. 2×10
5
(7.5 A inrush (250 ms)/1.5 A normal 30 V AC (cosφ = 0.4)) (ON/OFF = 1s/9s)
Ambient temperature: –40°C to +85°C (up to 24 V coil)
–40°F to +185°F
[–40°C to +70°C (48 V coil)
–40°F to +158°F];
Humidity: 5 to 85% R.H. (Not freezing and condensing at low temperature)
20 cpm
Approx. 2 g
.071 oz
Rating
Temperature rise (at 20°C
68°F)
Between open contacts
Surge breakdown
voltage (Initial)
Between contacts and coil
Operate time [Set time] (at 20°C
68°F)
Release time [Reset time] (at 20°C
68°F)
Mechanical
characteristics
Functional
Destructive
Functional
Vibration resistance
Destructive
Mechanical
Shock resistance
Electrical
Expected life
Conditions
Unit weight
Conditions for operation, transport and storage*
2
Max. operating speed (at rated load)
Notes: *1 This value can change due to the switching frequency, environmental conditions, and desired reliability level, therefore it is recommended to check this with the
actual load.
*2 Refer to 6. Conditions for operation, transport and storage mentioned in AMBIENT ENVIRONMENT (Page 24).
Panasonic Corporation
Automation Controls Business Unit
industrial.panasonic.com/ac/e
ASCTB20E 201201-T
TX-TH
REFERENCE DATA
1. Electrical life (2
×
10
5
operation is possible)
Tested sample: TX2SA-24V-TH, 6 pcs.
Switching frequency: ON:OFF = 1s:9s
Ambient temperature: 25°C
77°F
Circuit
COM1
NO1
Detection
Circuit
AC30V
60Hz
Condition: 30 V AC
Inrush current 7.5 A (execution value),
inrush time 250 ms
Normal current 1.5 A (execution value),
(inductive load cosφ = 0.4)
Inrush current wave form vs time
12
Contact current, A
8
4
0
-4
-8
-12
–
24V
Contact Weld
Min 0.5s
Miss Contact
after 0.2s
+
G
Time (ms), Interval (200ms)
*Precaution
When using at 7.5 A, connection of NO
(pin #5 and #8) and COM (pin #4 and #9)
in the circuit is required.
Pin layout and schematic (BOTTOM VIEW)
1 coil latching
Load
For general REFERENCE DATA, DIMENSIONS and NOTES, please refer to the
我最近在《华尔街日报》看到一篇题为“我们需要能维修自己的电子小玩意儿的权利(We need the right to repair our gadgets)”的文章(参考原文：)，作者对于众多电子产品看来是“有计画的废弃(planned obsolescence)”之现象非常愤怒，认为大众应该要求电子产品可以被维修。 但实际的情况是，举例来说，家家都有的电视机如果故障了，修理费用可能...[详细]
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