Suggested Part Numbers 17 17 Part Number Number of Points NPN/PNP Max Load Current Rated Voltage IO Refresh High Speed Input Connection Width 16 NPN 0.5A/Point 12 to 24 VDC Switching sync No Screwless Clamp TB 16 NPN 0.5A/Point 12 to 24 VDC Switching sync No Screw TB 16 NPN 0.5A/Point 12 to 24 VDC Switching sync No MIL connector 16 PNP 0.5A/Point 24 VDC Switching sync No Screwless Clamp TB 16 PNP 0.5A/Point 24 VDC Switching sync No Screw TB 16 PNP 0.5A/Point 24 VDC Switching sync No MIL connector 32 NPN 0.5A/Point 12to 24 VDC Switching sync No MIL connector 32 NPN 0.5A/Point 12 to 24 VDC Switching sync No Fujitsu 32 PNP 0.5A/Point 24 VDC Switching sync No MIL connector 32 NPN 0.5A/Point 12 to 24 VDC Switching sync No Screwless Clamp TB 32 PNP 0.5A/Point 12 to 24 VDC Switching sync No Screwless Clamp TB