
The time-delay safety relay is an electrical control component that combines time-delay control functions with safety protection characteristics. It is widely used in industrial automation, machinery manufacturing, elevators, rail transportation and other fields with extremely high safety requirements.



Description of the wiring terminal function
|
A1 |
Source |
Power supply positive pole (24vdc) |
A1 and a2 serve as the power supply |
|
A2 |
Power negative (0v) |
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Ss1 |
Information source |
Source 1 output |
Type i source |
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Ss2 |
Source 2 output |
Type ii source |
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S i1 |
Safe input |
Channel 1 is a safe place of input |
Accept type i signal input, with short circuit, open circuit detection and channel 2 mutual check |
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S i2 |
Channel 2 is a safe place of input |
Accept type ii signal input, with short circuit, open circuit detection and channel 1 mutual check |
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13/14 |
Safe output |
Normally open safety contacts |
Internal dual-channel output with feedback self-checking and delayed output function for fail-safe applications |
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23/24 |
Normally open safety contacts |
Internal dual-channel output with feedback self-checking and delayed output function for fail-safe applications |
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33/34 |
Normally open safety contacts |
Internal dual-channel output with feedback self-checking and delayed output function for fail-safe applications |
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41/42 |
Auxiliary output |
Normally-closed auxiliary contacts |
Internal dual-channel output, with feedback self-checking and delayed output function |
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X1 |
Reset |
Reset input |
Automatic / manual reset function |
|
Y1 |
State signal output |
State signal output |
Relay safety output status, (pnp signal) |
Technical parameter
|
Source |
|
|
Power supply voltage |
24V DC |
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Voltage tolerance |
+15%/-20% |
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Power dissipation |
<1.9w |
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Input |
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Input Current |
<7mA |
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Output |
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Relay safety output |
3NO(Delay) |
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Relay auxiliary output |
1NC (Delay) |
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Delay time range |
0~99 seconds, 0~10 seconds step unit is 0.1 second, 10~99 seconds step unit is 1 second |
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State output |
2 groups, with a load of <200mA 24Vdc per route |
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Relay contact capacity |
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AC -1 |
6A/250VAC/1500VA |
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AC-15 |
4A/240VAC |
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DC-1 |
6A /24V DC /150w |
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DC -13 |
4A /24V DC |
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Contact resistance |
<100mω |
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Minimum load |
10mA /5V |
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Touch material |
Agsno2 + 0.2µ mAu |
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Conventional parameters |
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Maximum input response time |
In automatic reset mode<150ms |
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Maximum output action time |
In no shutdown delay mode<60ms |
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Maximum output release time |
In manual reset mode<120ms |
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Power supply short-term interruption |
<150ms |
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Manual reset signal |
200ms<High level pulse signal<2.5s |
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Electrical life |
5 ×105 times |
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Mechanical life |
1 ×107 times |
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Pollution level |
2 |
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Operating temperature |
-25℃~65℃ |
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Operating humidity |
10%-90% (no ice or condensation) |
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Power supply impulse withstand voltage |
2.5kV |
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Overvoltage level |
III |
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ESD contact discharge |
±8kV |
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ESD air gap discharge |
±15kV |
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Protection level |
Housing IP30, terminal IP20, recommended to be installed in IP54 cabinet or housing |
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Storage temperature |
-40℃~105℃ |
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Case material |
PA66, V0 flame retardant |
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Mounting method |
Standard 35mmDIN rail/spring clip |
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Dimensions (W x H x D) |
22.5mm x 114.5mm×108mm |
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Weight |
210g |
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Connection parameter |
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Rrigid wire wire available cross-section range |
0.5~2.5mm² |
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Flexible wire has an available cross-section range |
0.5~2.5mm² |
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Minimum conductor cross-section |
Awg 24 |
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Maximum conductor cross-section |
Awg 12 |
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The strip length |
8mm |
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Minimum fastening torque |
0.5 nm |
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Maximum fastening torque |
0.6 nm |
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Standard application |
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Accord with |
EN 60947-1 |
EN 60947-5-1 |
IEC 60664 |
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IEC 61508 |
EN ISO 13849-1 |
EN ISO 13849-2 |
EN 62061 |
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IEC 61000 |
IEC 61326 |
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IEC 60925 |
IEC 60068 |
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