Allen - Bradley 1771 - OW16 is an electromechanical relay contact output module. The main parameters are as follows:
Output Channels: 16 grouped outputs.
Voltage Rating: 24 - 250V AC (rms), 47 - 63Hz; 24 - 150V DC.
Power Rating: DC: 80 watts per output (max), 1280 watts per module (max); AC: 500 VA per output (max), 1440 VA per module (max).
Current Rating: AC: 2A per output at rated power; DC: 2A per output at 40V, 1A per output at 150V, 0.5A per output at 100V, 0.25A per output at 150V.
Maximum Surge Current: DC: 2A maximum per output (at rated power).
Minimum Contact Load: 10 mA.
Operate/Release Time: Maximum 10 ms, typical 5ms (±1 ms).
Bounce Time: Maximum 4 ms.
Switching Frequency: Maximum 1/3 Hz @ maximum load.
Electrical Contact Life: 300 k operations @ 25°C.
Backplane Current: Maximum 1.3A.
Isolation Voltage: 1500V AC for 1 second (customer side to system side); 1500V AC for 1 second (channel to channel); relay rated 4000V coil to contact.
Conductors: Wire size - 14 gauge (2 mm²) stranded maximum, 3/64 inch (1.2 mm) insulation maximum.
Environmental Conditions: Operating temperature is 0 - 60°C, relative humidity is 5 - 95% (without condensation).
Module Dimensions: 25.4 x 14.6 x 3 cm.
Weight: About 0.45 kg.