Weschler Transducers
AC & DC Transducers—Metal Case
L
• Accuracy: ±0.2% or 0.5%
• Wide Variety of Input and Output Options
• Rugged Metal Can Construction
• 5 kV Transient Protection
• Sizes:
Can size 1: 3.976" L x 2.012" W x 4.096" H
Can size 2: 5.236" L x 3.769" W x 4.717" H
CLD001J
AC CURRENT TRANSDUCER
Output
0–1 mADC
4 mA–20 mADC
0–1 mADC
4 mA–20 mADC
0–1 mADC
4 mA–20 mADC
0–1 mADC
0–1 mADC
4 mA–20 mADC
Transducer Type
Single (average sensing)
Single (average sensing)
Single (average sensing)
Single (average sensing)
Single (average sensing)
Single (average sensing)
3 Inputs (average sensing)
3 Inputs (average sensing)
Single (TRMS sensing)
Single (TRMS sensing)
Single (TRMS sensing)
Single (TRMS sensing)
Input
0–150 VAC
0–300 VAC
0–600 VAC
0–150 VAC
0–300 VAC
0–600 VAC
0–150 VAC
0–300 VAC
0–150 VAC
0–300 VAC
0–150 VAC
0–300 VAC
Output
0–1 mADC
0–1 mADC
0–1 mADC
4 mA–20 mADC
4 mA–20 mADC
4 mA–20 mADC
0–1 mADC
0–1 mADC
0–1 mADC
0–1 mADC
4 mA–20 mADC
4 mA–20 mADC
Frequency
45-55 Hz
45-65 Hz
55-65 Hz
375-425 Hz
45-55 Hz
45-65 Hz
55-65 Hz
375-425 Hz
Input
120V
120V
120V
120V
120V
120V
120V
120V
Aux. Power
None
120 VAC
120 VAC
120 VAC
None
120 VAC
None
120 VAC
120 VAC
Can Size
1
2
2
2
1
2
2
2
2
Part # ±0.5%
CTA100JA
CTD100JA
CTA100JT
CTD100JT
CTA500JA
CTD500JA
CTA503JA
CTA500JT
CTD500JT
Part # ±0.2%
CTA100ZA
CTD100ZA
CTA100ZT
CTD100ZT
CTA500ZA
CTD500ZA
CTA503ZA
CTA500ZT
CTD500ZT
Specifications
on PAGE 98.
TRANSDUCERS /
SENSORS
Input
0–1 AAC
0–1 AAC
0–1 AAC
0–1 AAC
0–5 AAC
0–5 AAC
0–5 AAC
0–5 AAC
0–5 AAC
L
Transducer Type
Single (average sensing)
Single (average sensing)
Single (TRMS sensing)
Single (TRMS sensing)
Single (average sensing)
Single (average sensing)
Triple (average sensing)
Single (TRMS sensing)
Single (TRMS sensing)
AC VOLTAGE TRANSDUCER
Can Size
1
1
1
2
2
2
2
2
2
2
2
2
Part # ±0.5%
ETA150JA
ETA300JA
ETA600JA
ETD150JA
ETD300JA
ETD600JA
ETA153JA
ETA303JA
ETA150JT
ETA300JT
ETD150JT
ETD300JT
Part # ±0.2%
ETA150ZA
ETA300ZA
ETA600ZA
ETD150ZA
ETD300ZA
ETD600ZA
ETA153ZA
ETA303ZA
ETA150ZT
ETA300ZT
ETD150ZT
ETD300ZT
L
Aux. Power
None
None
None
120 VAC
120 VAC
120 VAC
None
None
120 VAC
120 VAC
120 VAC
120 VAC
Specifications
on PAGE 98.
AC FREQUENCY TRANSDUCER—CAN SIZE “2”
Part # ±1.0%
FQA050J
FQA055J
FQA060J
FQA400J
FQD050J
FQD055J
FQD060J
FQD400J
Part # ±0.1%
FQA050Z
FQA055Z
FQA060Z
FQA400Z
FQD050Z*
FQD055Z*
FQD060Z*
FQD400Z*
L
Output
0-1 mA
0-1 mA
0-1 mA
0-1 mA
4-12-20 mADC
4-12-20 mADC
4-12-20 mADC
4-12-20 mADC
Specifications
on PAGE 98.
*Accuracy is 0.2%
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Weschler Transducers
AC WATT TRANSDUCER—CAN SIZE "2"
Connection
1 ø 2-wire
3 ø 3-wire
3 ø 4-wire
3 ø 4-wire
1 ø 2-wire
3 ø 3-wire
3 ø 4-wire
3 ø 4-wire
No. of Elements
1 element
2 element
21/2 element
3 element
1 element
2 element
21/2 element
3 element
Rating
120V/5A
120V/5A
120V/5A
120V/5A
120V/5A
120V/5A
120V/5A
120V/5A
Connection
1 ø 2-wire
3 ø 3-wire
3 ø 4-wire
3 ø 4-wire
1 ø 2-wire
3 ø 3-wire
3 ø 4-wire
3 ø 4-wire
No. of Elements
1 element
2 element
21/2 element
3 element
1 element
2 element
21/2 element
3 element
Rating
120V/5A
120V/5A
120V/5A
120V/5A
120V/5A
120V/5A
120V/5A
120V/5A
Output
±1 mADC
±1 mADC
±1 mADC
±1 mADC
4 mA–20 mADC
4 mA–20 mADC
4 mA–20 mADC
4 mA–20 mADC
Aux. Power
None
None
None
None
None
None
None
None
Part # ±0.5%
WTB010J
WTB020J
WTB025J
WTB030J
WTD010J
WTD020J
WTD025J
WTD030J
Part # ±0.2%
WTB010Z
WTB020Z
WTB025Z
WTB030Z
WTD010Z
WTD020Z
WTD025Z
WTD030Z
Part # ±0.5%
VTB010J
VTB020J
VTB025J
VTB030J
VTD010J
VTD020J
VTD025J
VTD030J
Part # ±0.2%
VTB010Z
VTB020Z
VTB025Z
VTB030Z
VTD010Z
VTD020Z
VTD025Z
VTD030Z
AC VAR TRANSDUCER—CAN SIZE "2"
Output
±1 mADC
±1 mADC
±1 mADC
±1 mADC
4-12–20 mADC
4-12–20 mADC
4-12–20 mADC
4-12–20 mADC
Aux. Power
None
None
None
None
None
None
None
None
TRANSDUCERS /
SENSORS
AC WATT/VAR TRANSDUCER—CAN SIZE "2"
Connection
1 ø 2-wire
3 ø 3-wire
3 ø 4-wire
3 ø 4-wire
1 ø 2-wire
3 ø 3-wire
3 ø 4-wire
3 ø 4-wire
No. of Elements
1 element
2 element
21/2 element
3 element
1 element
2 element
21/2 element
3 element
Rating
120V/5A
120V/5A
120V/5A
120V/5A
120V/5A
120V/5A
120V/5A
120V/5A
Output
±1 mADC x 2
±1 mADC x 2
±1 mADC x 2
±1 mADC x 2
W: 4–20mA, VAR: 4-12–20 mA
W: 4–20mA, VAR: 4-12–20 mA
W: 4–20mA, VAR: 4-12–20 mA
W: 4–20mA, VAR: 4-12–20 mA
Part # ±0.5%
WVB010J
WVB020J
WVB025J
WVB030J
WVD010J
WVD020J
WVD025J
WVD030J
Part # ±0.2%
WVB010Z
WVB020Z
WVB025Z
WVB030Z
WVD010Z
WVD020Z
WVD025Z
WVD030Z
Part # STD TC
PFB010J
PFB020J
PFB030J
PFF010J
PFF020J
PFF030J
Part # Low TC
PFB010Z
PFB020Z
PFB030Z
PFF010Z
PFF020Z
PFF030Z
Part # ±2°
PAB010J
PAB020J
PAB030J
PAF010J
PAF020J
PAF030J
Part # ±1°
PAB010Z
PAB020Z
PAB030Z
PAF010Z
PAF020Z
PAF030Z
AC POWER FACTOR—CAN SIZE "2"
Connection
1 ø 2-wire
3 ø 3-wire
3 ø 4-wire
1 ø 2-wire
3 ø 3-wire
3 ø 4-wire
Lag—Lead
-0.5 to 1.0 to +0.5
-0.5 to 1.0 to +0.5
-0.5 to 1.0 to +0.5
-0.5 to 1.0 to +0.5
-0.5 to 1.0 to +0.5
-0.5 to 1.0 to +0.5
Connection
1 ø 2-wire
3 ø 3-wire
3 ø 4-wire
1 ø 2-wire
3 ø 3-wire
3 ø 4-wire
Phase Angle
60°–0–60°
60°–0–60°
60°–0–60°
60°–0–60°
60°–0–60°
60°–0–60°
Output
1–0–1 mADC
1–0–1 mADC
1–0–1 mADC
4 –12–20 mADC
4 –12–20 mADC
4 –12–20 mADC
AC PHASE ANGLE—CAN SIZE "2"
NOTE: Also available in plastic foot-mounted or DIN rail.
For ranges not listed, contact Weschler.
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Output
1–0–1 mADC
1–0–1 mADC
1–0–1 mADC
4–12–20 mADC
4–12–20 mADC
4–12–20 mADC
Weschler Transducers
POWER FACTOR TRANSDUCERS
SPECIFICATIONS - ALL AC MODELS
Output
Response Time
Output Ripple
Isolation
External Span Adjustment
Surge Withstand
Insulation Resistance
Operating Temperature
0-1 or ±1mADC into 10kΩ max., 10VDC compliance
4-20mADC into 750Ω max., 15VDC compliance
<400ms (0-99% of output)
0.5% of span, peak-to-peak max
2500VAC input to output, power & case
2000VAC aux. power to output & case
500VAC output to case
Zero: ±1% min; Span: ±2% min
IEEE472/ANSI C37.90.1-1989, JIS C111 (5kV, 1.2 x 50µs)
>10MΩ@500VDC input/output/power/case
-20°C to 60°C; 0-90% RH non-condensing
Specifications same as Combined Watt/VAR Models except:
Accuracy
±0.01 power factor
Temperature Drift
±500ppm/°C of span, suffix J models
±150ppm/°C of span, suffix Z models
Low Current Detect
<4%
Influences (% of span)
<1% for voltage, <2% for current
Options for PF Models
1 AAC Current Rated
120VAC, 240VAC, 24VDC or 48VDC Auxiliary Power
AC PHASE ANGLE TRANSDUCERS
AC CURRENT & VOLTAGE TRANSDUCERS
Current Models
Input Burden
Overrange
<0.2VA
200% of rated input continuous;
1000% of rated input for 5 sec
Voltage Models
Input Burden
150VAC: <0.8VA; 300 VAC: <1.6VA (TRMS)
150VAC: <1.8VA; 300 VAC: <3.6VA (Avg. Sensing)
Overrange
120% of rated input continuous
Temperature Drift
±250ppm/°C of span, 0.5% models
±140ppm/°C of span, 0.2% models
Options (specify when ordering)
50Hz, 50/60Hz or 400Hz operation (60Hz standard)
230VAC, 24VDC* or 48VDC* Auxiliary Power (*average sensing models only)
Input Burden
Voltage Input Range
Voltage Overrange
Current Input Range
Current Overrange
Output Calibration
Temperature Drift
Influences (% of span)
Voltage: <0.5VA per element @120V
Current: <0.2VA per element
100-135VAC, input powered 0.5% models
85-135VAC, input powered 0.2% models
0-120% of rated input, auxiliary powered models
150% of rated input continuous (aux. powered only)
10-200% of rated input with accuracy
200% continuous, 1000% for 5 seconds
120VAC/1A = 0-100 watts/element
120VAC/5A = 0-500 watts/element
±250ppm/°C of span, 0.5% models
±80ppm/°C of span, 0.2% models
<0.5% for PF, phase interaction or current imbalance
COMBINED AC WATT/VAR TRANSDUCERS
Input Burden
Voltage Input Range
Voltage Overrange
Current Input Range
Current Overrange
Temperature Drift
Influences (% of span)
Voltage: <0.5VA per element
Current: <0.2VA per element
100-135VAC, input powered 0.5% models
85-135VAC, input powered 0.2% models
0-120% of rated input, auxiliary powered models
150% of rated input continuous (aux. powered only)
10-200% of rated input with accuracy
200% continuous, 1000% for 5 seconds
±250ppm/°C of span, 0.5% models
±80ppm/°C of span, 0.2% models
<0.5% for PF, phase interaction or current imbalance
Options for Watt, VAR & Watt/VAR Models
50Hz or 400Hz operation (60Hz standard)
1AAC Current Rated
240VAC Voltage Rated
480 VAC Voltage Rated (not available on 0.2% units)
120VAC, 240VAC, 24VDC or 48VDC Auxiliary Power
Special Calibration to Customer PT & CT
Options for Phase Angle Models
50Hz or 400Hz operation (60Hz standard)
1AAC Current Rated
120VAC, 240VAC, 24VDC or 48VDC Auxiliary Power
Full Scale = Lagging Phase Angle
±90° Phase Angle
FREQUENCY TRANSDUCER
Input Burden
Voltage Input Range
TRANSDUCERS /
SENSORS
AC WATT & VAR TRANSDUCERS
Specifications same as Combined Watt/VAR Models except:
Temperature Drift
±500ppm/°C of span, suffix J models
±80ppm/°C of span, suffix Z models
Influences
<0.5° for voltage, <1° for current
<0.1VA @120V
100-135VAC, input powered models
±20% of rated voltage, aux. powered models
±250ppm/°C of span, suffix J models
±50ppm/°C of span, suffix Z models
Fundamental through 9th harmonic
Temperature Drift
Harmonics
Options for Frequency Models
240 Volt Input
24VDC or 48VDC Aux. Power (0.2% models only)
1-0-1 mADC Output
DC TO DC ISOLATION TRANSDUCERS
Input Burden
Output Compliance
Accuracy (>10% of range)
Response Time
Calibration Adjustments
Temperature Range
Isolation
Surge Withstand
Auxiliary Power
<1 mA
10VDC
±0.5% of FS
500ms (0-99%)
±5% (zero & FS)
0-40°C, 20-90% RH non-condensing
2600VAC input to output, power & case
1000VAC aux power to output & case
1000VAC output to case
IEEE472/ANSI C37.90.1-1989 SWC
120VAC ±10%, 2VA
DC TO DC ORDERING INFO
Input
0-1mADC
0-1mADC
0-1mADC
0-50mVDC
0-50mVDC
0-50mVDC
Output
4-20mADC
0-1mADC
0-10VDC
4-20mADC
0-1mADC
0-10VDC
Aux. Power
120VAC
120VAC
120VAC
120VAC
120VAC
120VAC
Case Size
2
2
2
2
2
2
Part #
CLD001J
CLD002J
CLD003J
CLD101J
CLD102J
CLD103J
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