These safety relay are suitable for the application of E-Stop button, safety gate and DO signal from SIS, with several contacts output.
The emergency stop safety relay can be operated in single or double channel mode, manual or automatic reset, and with the function of monitoring the short circuit between channels.
Features & Advantages of DO Signal (SIS) Input 24V DC 5A Safety Relay
Several contacts output
Low start-up inrush current
Parameter of DO SIS Signal Input 24V DC 5A Safety Relay
CZSR8001-3A1B CZSR8001-2A2B
Supply voltage 24V DC 24V DC
Voltage tolerance 0.85~1.1 0.85~1.1
Current consumption ≤90mA (24V DC) ≤90mA (24V DC)
Input current ≤50mA (24V DC) ≤50mA (24V DC)
Cable resistance ≤15Ω ≤15Ω
Input devices DO signals DO signals
Number of contacts 3NO+1NC 2NO+2NC
Contact material AgSnO2 + 0.2 µm Au AgSnO2 + 0.2 µm Au
External contact fuse protection 10A gL/gG NEOZED (NO); 10A gL/gG NEOZED (NO);
6A gL/gG NEOZED (NC) 6A gL/gG NEOZED (NC)
Utilisation category In accordance with EN60947-5-1: In accordance with EN60947-5-1:
AC-15, 5A/230V; DC-13, 5A/24V AC-15, 5A/230V; DC-13, 5A/24V
Switch-on delay ≤300ms ≤300ms
Delay-on de-energisation ≤30ms ≤30ms
Recovery time ≤100ms ≤100ms
Supply short interruption 20ms 20ms
EMC EN60947, EN61000-6-2, EN61000-6-4 EN60947, EN61000-6-2, EN61000-6-4
Vibration Vibration frequency: 10Hz~55Hz; Vibration frequency: 10Hz~55Hz;
Vibration amplitude: 0.35mm Vibration amplitude: 0.35mm
Ambient temperature -20℃~+60℃ -20℃~+60℃
Storage temperature -40℃~+85℃ -40℃~+85℃
Relative humidity 10%~90% 10%~90%
Overvoltage category Ⅲ Ⅲ
Pollution degree 2 2
Rated insulation voltage 250V AC 250V AC
Rated impulse voltage 6000V (1.2/50us) 6000V (1.2/50us)
Dielectric strength 1500V AC, 1min 1500V AC, 1min
Clearance and creepage distance In accordance with EN 60947-1 In accordance with EN 60947-1
Safety integrity level SIL3 SIL3
Performance level PLe PLe
Category Cat.4 Cat.4
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