YSI 5200 - Manual (Page 126)

YSI Incorporated 124 5200 Recirculating System Monitor
Salinity
Sensor type calculation from temperature and conductivity
Range 0 to 80 ppt
Accuracy ±2% or ±0.1 ppt
Resolution 0.1 ppt
Power Requirements (DC operation)
Nominal 12 VDC
Operating Range 8.5 to 16.5 VDC (below 8.5 VDC reverts to
optional battery back up)
Operating Current 500–800 mA Depending on mode of operation
Control Output Relays
Type SPDT
Maximum Current 5 amp
Maximum Voltage 125 VAC
Frequency 50/60 HZ
Auxiliary Inputs
1 analog (0 to 1.0 VDC, 0 to 5.0 VDC, or 4 to
20mA selectable) or digital (contact open/close
w/current source) Type
1 digital (contact open/close w/current source)
Instrument Operating Range
Temperature -15 to 70°C (23 to 158°F)
Pollution Degree II per UL3101
Installation Category III per UL3101
Enclosure Rating NEMA 4X - direct exposure to outside conditions
Electrical Safety UL, CUL and CE