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857-642
1 variable multifunction time relay (1 u)

Multi-function timing relay (1 u) with 1 variable contact; 8 time intervals; 7 functions; 2 adjustable time intervals; Temperature range: -25 °C ... +70 °C; for railway operations7 functions: Control input pull and release delay On-take delay and single-shot rising edge Control input pull-up delay and single-shot rising edge Single-shot rising and falling edge with control input Pulse sequence evaluation with control input Repeat cycle clock, pulse start Repeat loop clock, intermittent start, control input 2 separate adjustable time intervals 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; 7 functions; 2 adjustable time intervals; Temperature range: -25 °C ... +70 °C; for railway operations


  • 7 functions:
    • Control input pull and release delay
    • On-take delay and single-shot rising edge
    • Control input pull-up delay and single-shot rising edge
    • Single-shot rising and falling edge with control input
    • Pulse sequence evaluation with control input
    • Repeat cycle clock, pulse start
    • Repeat loop clock, intermittent start, control input
  • 2 separate adjustable time intervals
  • 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- and off-delay,with control input
On-delay and single-shot leading edge
On-delay and single-shot leading edge with control input
Single-shot leading and trailing edge with control input
Pulse sequence evaluation with control input
Repeat cycle timer, pulse start
Repeat cycle timer, interval start, control input
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 52
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 4050821565710
Customs Tariff No. 85364900990

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