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265
MEASUREMENT & INSPECTION
MEASURING LIGHT
SCREENS
TEMPERATURE
LIGHT
GAUGING
RADAR
ULTRASONIC
U-GAGE
®
QT50U DC Specifications
Certifications
Hookup Diagrams
Analog Models: MI11 (p. 534) Discrete Models: MI10 (p. 534)
U-GAGE
®
QT50U Universal Voltage Specifications
Effective Beam
See charts EBPC-1, EBPC-2 and EBPC-3 on page 513.
Supply Voltage
85 to 264V ac, 50/60 Hz / 24 to 250V dc (1.5 watts max., exclusive of load)
Ultrasonic Frequency
75 kHz burst, rep. rate 96 milliseconds.
Supply Protection
Circuitry
Protected against transient over voltages. DC hookup is without regard to polarity.
Output Protection
Protected against short circuit conditions
Delay at Power-up
1.5 seconds
Output Configuration
SPDT (Single-Pole, Double-Throw) electromechanical relay output.
One normally open (NO) and one normally closed (NC).
Output Ratings
Max. switching power (resistive load): 2000 VA, 240 W (1000 VA, 120 W for sensors with Micro QD)
Max. switching voltage (resistive load): 250V ac, 125V dc
Max. switching current (resistive load): 8A @ 250V ac, 8A @ 30V dc derated to 200 mA @ 125V dc
(4A max. for sensors with Micro QD)
Min. voltage and current: 5V dc, 10 mA
Mechanical life of relay: 50,000,000 operations
Electrical life of relay at full resistive load: 100,000 operations
NOTE: Transient suppression is recommended when switching inductive loads.
Temperature Effect
Uncompensated: 0.2% of distance/° C Compensated: 0.02% of distance/° C
Repeatability
1.0 mm
Hysteresis
Window-limit sensor models: 5 mm Fill-level control sensor models: 0 mm
Output Response Time
Selectable 1600, 400 or 100 milliseconds
Minimum Window Size
20 mm
Adjustments
Sensing limits: TEACH-Mode programming of near and far limits may be set using the TEACH push button.
Sensor configuration: Output response time and temperature compensation mode may be set using
the Speed push button.
Factory default settings: 400 milliseconds output response time; temperature compensation enabled
Indicators
Green Power ON LED: Indicates power is ON
Red Signal LED: Indicates target is within sensing range, and the condition of the received signal.
Output indicator (bicolor Yellow/Red): Indicates output status or TEACH mode
Response indicator (bicolor Yellow/Red): Indicates output response time selection
Construction
Transducer: Ceramic/Epoxy composite Housing: ABS
Membrane Switch: Polyester
Environmental Rating
Leakproof design is rated IEC IP67; NEMA 6P
Connections
2 m or 9 m shielded 5-conductor (with drain) PVC jacketed attached cable, or 5-pin Micro-style
quick-disconnect or 5-pin Mini-style quick-disconnect. QD cables are ordered separately.
See pages 419 and 421.
Operating Conditions
Temperature: -20° to +70° C Relative humidity: 100%
Vibration and
Mechanical Shock
All models meet Mil Std. 202F requirements. Method 201A (vibration: 10 to 60Hz max.,
double amplitude 0.06", maximum acceleration 10G). Also meets IEC 947-5-2 requirements: 30G
11 milliseconds duration, half sine wave
Temperature Warmup Drift
Less than 1.0% of sensing distance upon power-up with Temperature Compensation enabled
Application Notes
Objects passing inside the specied minimum sensing distance (200 mm) may produce a false response.
Certifications
Contact factory for more information.
Hookup Diagrams
UN05 (p. 529)
Teflon
®
is a registered trademark of Dupont
™
(cont’d)
