YSI 6500 Environmental Process Monitor - Manual (Page 66)

APPENDIX A SPECIFICATIONS
6500 Environmental Process Monitor
Operating Temperature
-20 to 60 o C or -4 to 140 o F
Enclosure Rating* NEMA 4X enclosure
Line Power (nominal) 100 (-10%) to 240 (+10%) VAC, 50-60 Hz
Maximum Power Draw 45 watts
Control relay outputs Rated 5 Amps @ 240 VAC
4 - 20 mA loops
Class L, 0 to 300 ohms (250 ohm typical)
4 - 20 mA output accuracy +/- 0.08 mA (electrically isolated from sensors.)
Electrical Safety
UL, CUL and CE (approvals pending)
Pollution Degree II per UL3101
Installation Category III per UL3101
Sonde Compatibility 600R, 600XL, 600XLM, 6820, 6920