High Density Discrete Input Module Select high density discrete inputs when… …isolation by module is suitable, and the convenience of return wiring terminals (provided on eight channel input modules) is not required. n High density inputs save space and reduce cost n All inputs return to a common ground n Isolation protects system wiring from faults ST-DI-024-16H wiring Performance Specifications ST-DI-024-16 Number of channels 16 Nominal input voltage 12/24 VDC Guaranteed ON voltage (note 1) 10 VDC Maximum input voltage 32 VDC Input resistance 3.3K Ohms 3.5 mA@12 volts Input current 7 mA@24 volts Guaranteed OFF current (note 2) 1.0 mA DC Guaranteed OFF voltage (note 2) 4.0 VDC Maximum ON delay 4 mS Maximum OFF delay 4 mS Maximum ST-Bus power 600 mW Isolation (input to ST-Bus) 1200 V Operating temperature range -30 to 70°C Storage temperature range -40 to 85°C Humidity (non-condensing) 5 to 95% ST-DI-120-16 16 120 VAC 70 VAC 140 VAC 22K Ohms 5.5 mA@120 VAC 1.0 mA DC 25 VAC 50 mS 50 mS Notes: 1. Minimum voltage guaranteed to turn the module ON. 2. The maximum input current/voltage that will not switch the input from OFF to ON. Ordering Information Module w/Base Module Only 10-32 VDC Description ST-DI-024-16H ST-DI-024-16M 120 VAC ST-DI-120-16H ST-DI-120-16M SIXNET • Box 767 • Clifton Park, NY 12065 USA • +1 (518) 877-5173 Visit our web site for the latest details! www.sixnetio.com • FAX +1 (518) 877-8346 • [email protected]