Service:Liquid, gas or vapor.Wetted Materials:316 L SS.Fill Fluid:DC 200 Silicone (standard).Accuracy:±0.30% of calibrated span.Stability:±0.5% of upper range limit for six months.Temperature Limits:Electronics (ambient): -40 to 140°F (-40 to 60°C); Process interface: -40 to 212°F (-40 to 100°C).Pressure Limits:300% upper range limit.Compensated Temperature Range:-20 to 180°F (-29 to 82°C).Thermal Effect (includes zero and span):Between -20 and 180°F (-29 and 82°C). ±2.0% per 50°F (28°C).Power Requirements:12 to 30 VDC (636), 8 to 14 VDC (636LP), reverse polarity protection.Output Signal:4 to 20 mA DC, limited to 30 mA DC (636), 1 to 5 VDC (636LP).Zero and Span Adjustments:Null: 4.0 mA ±2% span (636), 1 VDC ±1% span (636LP); Span: 16.0 mA ±1% span (636), 4 VDC ±1% span (636LP).Loop Resistance:900 Ω max. @ 30 V.Electrical Connection:3/4″ female NPT 24″ (61 cm), 22 AWG.Process Connection:1/2″ female NPT.Enclosure Rating:NEMA 4 (IP56).Weight:0.83 lb (374 g).Agency Approvals:CSA, FM. FM and CSA approved explosion-proof for Class I, Division 1, Groups B, C, & D, Class II, Groups E, F, & G, Class III.