Wago : 857-640
1 variable multifunction time relay (1 u)
857-640
Multi-function timing relay (1 u) with 1 variable contact; 8 time intervals; 14 functions; Temperature range: -25 °C ... +70 °C; for railway operations14 functions: Onboarding delay Control input pull delay Release delay with control input Control input pull and release delay Single-shot rising edge Single-shot rising edge with control input Single-shot falling edge with control input Single-shot rising and falling edge with control input On-take delay and single-shot rising edge Control input pull-up delay and single-shot rising edge Cascade switching Blinking, pulse start Blinking, intermittent start relay switching Function and time range adjustable via DIP switch Digital output (DO): max. 31.2VDC, 100mA Control input: max. 31.2 VDC, min. pulse length 10 ms
Multi-function timing relay (1 u) with 1 variable contact; 8 time intervals; 14 functions; Temperature range: -25 °C ... +70 °C; for railway operations
- 14 functions:
- Onboarding delay
- Control input pull delay
- Release delay with control input
- Control input pull and release delay
- Single-shot rising edge
- Single-shot rising edge with control input
- Single-shot falling edge with control input
- Single-shot rising and falling edge with control input
- On-take delay and single-shot rising edge
- Control input pull-up delay and single-shot rising edge
- Cascade switching
- Blinking, pulse start
- Blinking, intermittent start
- relay switching
- Function and time range adjustable via DIP switch
- Digital output (DO): max. 31.2VDC, 100mA
- Control input: max. 31.2 VDC, min. pulse length 10 ms
| Nominal input voltage UN | DC 24 V |
| Input voltage range | ±30 % |
| Nominal input current at UN | 18 mA |
| Time range | adjustable: 0,01 … 0,1 s; 0,1 … 1 s; 1 … 10 s; 10 … 100 s; 1 … 10 min; 10 … 100 min; 1 … 10 h; 10 … 100 h |
| Sıfırlama süresi | 50ms |
| Control input pulse length | 10ms |
| Functions | On-delay On-delay,with control input Off-delay,with control input On- and off-delay,with control input Single-shot leading edge Single-shot leading edge with control input Single-shot trailing edge with control input Single-shot leading and trailing edge with control input On-delay and single-shot leading edge On-delay and single-shot leading edge with control input Step switching Blinking, pulse start Blinking, interval start Relay switching |
| Number of changeover/switchover contacts | 1 |
| Contact material (relay) | AgSnO2 |
| Limiting continuous current | 6 A |
| Max. make current (resistive) | (AC) 20 A / 0,02 s |
| Max. switching voltage | AC 250 V |
| Max. switching power (resistive) | AC 1500 VA; DC see load limit curve |
| Switching capacity | AC-15: 3 A / AC 250 V; DC-13: 2 A / DC 24 V |
| Recommended minimum load | 10 V / 10 mA; 24 V / 1 mA |
| Çekme süresi (tip.) | 15ms |
| Bırakma süresi | 25ms |
| Sıçrama süresi (tip.) | 3,5ms |
| Electrical life (N.O.; resistive load; 23 °C) | 50 x 103 switching operations |
| Mechanical life (N.O.; resistive load; 23 °C) | 5 x 106 switching operations |
| Digital output (DO) | UN - 1 V ; 100 mA |
| Durum göstergesi | LED sarı |
| Anma gerilimi | 250V |
| Nominal ani dalgalanma gerilimi | 4kV |
| Kirlilik derecesi | 2 |
| Dielectric strength, control/load circuit (AC, 1 min) | 4 kVrms |
| Dielectric strength open contact (AC, 1 min) | 1 kVrms |
| Koruma sınıfı | IP20 |
| Bağlantı teknolojisi | CAGE CLAMP® S |
| Tek damarlı boylar | 0,34 … 2,5 mm² / 22 … 14 AWG |
| İnce bükümlü kablolar | 0,34 … 2,5 mm² / 22 … 14 AWG |
| Sıyırma uzunluğu | 9 … 10 mm / 0.35 … 0.39 inch |
| Width | 6 mm / 0.236 inch |
| DIN rayın üst kenarından yükseklik | 97,8 mm / 3.85 inch |
| Depth | 94 mm / 3.701 inch |
| Montaj tipi | DIN 35 ray |
| Yangın yükü | 0,411MJ |
| Ağırlık | 33,2 |
| Surrounding air (operating) temperature at UN | -25 … 70 °C |
| Surrounding air (storage) temperature | -40 … 70 °C |
| Processing temperature | -25 … +50 °C |
| Standartlar/spesifikasyonlar | EN 61812-1; EN 61373; EN 50121-3-2; UL 508 |
| Product Group | 6 (Interface Electronics) |
| SAP´den ambalaj tipi | bag |
| Country of origin | DE |
| GTIN | 4050821565703 |
| Customs Tariff No. | 85364900990 |
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