COX PRODUCT LINE – INDUSTRIAL INSTRUMENTS
Flowmeters
Series 81, Industrial Turbine Flowmeter
Description:
COX Series 81 Ceramic Ball Bearing Industrial Turbine Flowmeters produce a high-resolution pulse rate output
signal proportional to volumetric flow rate. COX Industrial ceramic dual ball bearing construction provides a
robust bearing system and high shock internals. The Series 81 Meter is recommended for use with light,
lubricating, hydrocarbon liquids and filtered water.
Specifications:
- Accuracy: ±0.50% of actual flow rate over linear flow range
- Linearity: ±0.50%
- Repeatability: ±0.05% of actual flow rate over linear flow range
- Response Time: 2.5 to 16 mS (depending on line size) for a 63% recovery to step change in flow rate
Series 82, Industrial Turbine Flowmeter
Description:
COX Series 82 Ball Sleeve Bearing Industrial Turbine Flowmeters have been designed specifically for use in corrosive
and nonlubricating fluids. A unique bearing design permits accurate, dependable flow measurement of many fluids not
suitable for use with precision ball bearings. Self-cleaning bearing system was designed to withstand fluids with abrasive particulates.
Specifications:
- Accuracy: ±0.50% of actual flow rate over linear flow range
- Linearity: ±0.50%
- Repeatability: ±0.05% of actual flow rate over linear flow range
- Response Time: 2-5 to 16 mS (depending on line size) for a 63% recovery to step change in flow rate
Electronics
Series RT200/RT200-XP, Rate Meter & Totalizer
Description:
COX Series RT200/RT200-XP is a battery-powered rate meter and totalizer
with 4-20 mA rate output. An optional flow meter mounting kit allows for
swivel adjustment to align to conduit or positioning of display.
Specifications:
- Accuracy 0.01% of reading ±1 count
- Loop-powered Voltage: 8.5 to 30 VDC
- Protection: Reverse polarity protection on current loop
- Loop Burden: 8.5 V Max.
- Rate Display: (Selectable Decimal) 4.5 digits (19999), 0.35" high, display updates every two seconds
- Rate Descriptors: /sec, /min, /hr
- Minimum Input Frequency: 0.125 Hz to 10 Hz (selectable delay of 0.1 to 8 seconds)
- Totalizer Display: (Selectable Decimal) 8 digits (99999999), 0.2" high
- Totalizer Descriptors: gal, lit, ft3, m3, "blank"
- Warning Display: Low Battery Warning "BAT"
- Pulse Output: Opto-Isolated open collector transistor
- Max Voltage (Off-state): 30 VDC
- Max Current (On-state): 5 mA @ 0.9 V drop, 0.1 mA @ 0.7 V drop
Series PA-111, Turbine Meter Preamplifier (10 V p-p) Intrinsically Safe Design 10 V p-p Pulse, Three-wire System
Description:
COX Series PA-111 Turbine Meter Preamplifiers are used for long distance signal transmission
and noise interference elimination. Their output signal frequency is proportional to the process
flow rate. An optional flow meter mounting kit allows for swivel adjustment to align to conduit. Remote meter mounting is available.
Specifications:
- Input Signal: From pickup coil of turbine flow meter (20 mV to 10 V, 10 to 2000 pps)
- Output Signal: Square wave pulse (10 V p-p pulses), three-wire system
- Input-output Relationship: Output pulse frequency is the same as input frequency from the turbine meter
- Sense Resistor: An external, user-supplied sense resistor is required for operation
- Operating Temperature: -40° to +185°F (-40° to +85°C)
- Supply Voltage: 15-30 VDC
- Supply Current: 4.5 mA
- Housing: NEMA 4 cast aluminum, explosion-proof housing meets IP65
- Mass: 1 kg (2.2 lbs.) approx.
Series PA-112, Turbine Meter Preamplifier Explosion-proof Housing 10 V p-p Pulse, Three-wire System
Description:
COX Series PA-112 Turbine Meter Preamplifiers are used for long distance signal transmission
and noise interference elimination. Their output signal frequency is proportional to the process
flow rate. Meter or remote mounted units are available. An optional flow meter mounting kit allows
for swivel adjustment to align to conduit. Remote meter mounting is available.
Specifications:
- Input Signal: From pickup coil of turbine flow meter (20 mV to 10 V, 10 to 2000 pps)
- Output Signal: Square wave pulse (10 V p-p pulses), three-wire system
- Input-output Relationship: Output pulse frequency is the same as input frequency from the turbine meter
- Sense Resistor: An external, user-supplied sense resistor is required for operation
- Operating Temperature: +40° to +185°F (-40° to +85°C)
- Supply Voltage: 15-30 VDC
- Supply Current: 4.5 mA
- Housing: NEMA 4 cast aluminum, explosion proof housing meets IP65
- Mass: 1 kg (2.2 lbs.) approx.
Series PA-115, Turbine Meter Preamplifier Explosion-proof Housing 20 V p-p Pulse, Two-wire System (power supplied over signal wires)
Description:
COX Series PA-115 Turbine Meter Preamplifiers are used for long distance signal transmission
and noise interference elimination. Their output signal frequency is proportional to the process
flow rate. Meter- or remote-mounted units are available. The Series PA115 is intrinsically safe
and available with either Factory Mutual or CSA approvals. An optional flow meter mounting kit
allows for swivel adjustment to align to conduit. Remote meter mounting is available.
Specifications:
- Input Signal: From pickup coil of turbine flow meter (20 mV to 10 V, 10 to 2000 pps)
- Output Signal: 20 V p-p pulses, two-wire system (power supplied over signal wires)
- Input-output Relationship: Output pulse frequency is same as input frequency from the turbine meter
- Sense Resistor: An external, user-supplied sense resistor is required for operation
- Operating Temperature: -40° to +185°F (-40° to +85°C)
- Supply Voltage: 20-30 VDC
- Supply Current: 40 mA peak, 25 mA average
- Housing: NEMA 4 cast aluminum, explosion proof housing meets IP65
- Mass: 1 kg (2.2 lbs.) approx
Series PA-422, Turbine Meter Preamplifier Explosion-proof Housing 4-20 mA Two-wire System (power supplied over signal wire)
Description:
COX Series PA-422 Turbine Meter Analog Preamplifiers provide a 4-20 mA output signal proportional
to the process flow rate to allow for interface with data acquisition devices. The 4 mA and 20 mA
end points are field-scalable. An optional flow meter mounting kit allows for swivel adjustment to
align to conduit. Remote meter mounting is available.
Specifications:
- Input Signal: From pickup coil of turbine flow meter (20 mV to 10 V, 10 to 2000 pps)
- Output Signal: 4-20 mA dc, two-wire system (power is supplied over signal wires)
- Input-output Relationship: Output current is 4 mA at an input frequency of 0 pps and increases linearly with input frequency
- Operating Temperature: -40° to +185°F (-40° to +85°C)
- Supply Voltage: Supply voltage requirements depend on total external loop resistance
- Accuracy: ±0.25% of span
- Repeatability: ±0.1% of span
- Hysteresis: 0.05% of span
- Housing: NEMA 4 cast aluminum, explosion-proof housing meets IP65
- Mass: 1 kg (2.2 lbs.) approximate