Life Expectancy:50,000 full stroke cycles or 1,000,000 repositions (ML6984, ML7984)
Input Impedance:100 kΩ for 2-10 VDC input, 500Ω for 4-20 mA input (ML74xx); 20 kΩ for 2-10 VDC input, 237Ω for 4-20 mA input (ML7984)
Noise:55 dBA @ 3.3' (1m) for ML6984, ML7984 only, others not rated
Spring Return Time:12 seconds, for ML6425, ML7425 only
Manual Override:Yes, on ML6420, ML7420, ML6421, ML7421 only
Operating Temperature:14° to 122℉ (-10° to 50℃) for ML64xx, ML74xx; 32° to 132℉ (0° to 55℃) for ML6984, ML7984
Operating Humidity:5% to 95% RH non-condensing for ML64xx, ML74xx; 15% to 95% RH non-condensing for ML6984, ML7984
Approvals:UL FIle #E4436 (except ML7984/ML6984 not UL), CE
Warranty:1 year