Allen - Bradley 440R - ZBR520AZ1 is a safety relay. The main parameters are as follows:
Input Voltage: 120V AC or 24V DC
Frequency: 50/60 Hz
Response Time: 25 ms
Weight: 3 lbs
Dimensions: 8 × 8 × 7 in
Certification: CE marked, TUV certified
Input: 1NC, 1NC and 1NO, 2NC
Output: 5NO safety, 2NC auxiliary