Digital display	6000 count resolution
Low battery Indication	Displays a signal when the batteries are below their required voltage
Power source	Three AAA IEC LR03 batteries
Clamp opening size	1.45 in (37 mm)
Jaw diameter	1.45 in (37 mm)
Dimensions (L x W x H)	9.21 in x 2.95 in x 1.37 in
	(234.0 mm x 75.0 mm x 34.8 mm)
Weight	Approximately 13.5 oz (384 g) (batteries included)
Auto range	Available in Ohms
Safety	CE
	EN/IEC 61010-1 and IEC 61010-2-032
	Measurement Category: 600V CAT III

317 Electrical specifications
Current AC	Range	40.00 A, 600.0 A
	Resolution	0.01 A, 0.1 A
	Accuracy	1.6% ±6 digit (50-60 Hz) {40 A}
		2.5% ±8 digit (60-500 Hz) {40 A}
		1.5% ±5 digit (50-60 Hz) {600 A}
		2.5% ±5 digit (60-500 Hz) {600 A}
	Crest Factor add 2% into spec for CF > 2	3.0 Max @ 500 A, 2.5 Max @ 600 A
	AC response	rms
Current DC	Range	40.00 A, 600.0 A
	Resolution	0.01 A, 0.1 A
	Accuracy	1.6% ±6 digit (40 A)
		1.5% ±5 digit (600 A)
Voltage AC	Range	600.0 V
	Resolution	0.1 V
	Accuracy	1.5% ±5 digit (20-500Hz)
	AC response	rms
Voltage DC	Range	600.0 V
	Resolution	0.1 V
	Accuracy	1% ±4 digit
Resistance	Range	400.0 Ω, 4000 Ω
	Resolution	0.1 Ω, 1 Ω
	Accuracy	1% ±5 digit
Continuity	≤ 30 Ω
Inrush	Integration time	N/A
Frequency	Range	N/A
	Accuracy	N/A
	Trigger Level	N/A

319 Electrical specifications
Current AC	Range	40.00 A, 600.0 A, 1000 A
	Resolution	0.01 A, 0.1 A, 1 A
	Accuracy	1.6% ±6 digit (50-60 Hz) {40 A}
		2.5% ±8 digit (60-500 Hz) {40 A}
		1.5% ±5 digit (50-60 Hz) {600/1000 A}
		2.5% ±5 digit (60-500 Hz) {600/1000 A}
	Crest Factor add 2% into spec for CF > 2	3.0 Max @ 500 A, 2.5 Max @ 600 A, 1.4 Max @ 1000 A
	AC response	rms
Current DC	Range	40.00 A, 600.0 A, 1000 A
	Resolution	0.01 A, 0.1 A, 1 A
	Accuracy	1.6% ±6 digit (40 A)
		1.5% ±5 digit (600/1000 A)
Voltage AC	Range	600.0 V
	Resolution	0.1 V
	Accuracy	1.5% ±5 digit (20-500Hz)
	AC response	rms
Voltage DC	Range	600.0 V
	Resolution	0.1 V
	Accuracy	1% ±4 digit
Resistance	Range	400.0 Ω
		4000 Ω
	Resolution	0.1 Ω
		1 Ω
	Accuracy	1% ±5 digit
Continuity	≤ 30 Ω
Inrush	Integration time	100 ms
Frequency	Range	5.0 – 500.0 Hz
	Accuracy	0.5% ±5 digit
	Trigger Level	10 – 100 Hz ≥ 5 A, 5 – 10 Hz, 100 – 500 Hz ≥ 10 A
The accuracy specifications aply at 73 °F ±41 °F (23 °C ±5 °C) Below 64 °F and above 82 °F (18 °C and above 28 °C) accuracy degrades at (0.1) times specification per °C. True rms for ac V and ac A accuracy is specified from 5% to 100% of range.

Environmental specifications
Operating temperature	14°F to 122°F (-10 °C to 50 °C)
Storage temperature	-40 °F to 140 °F (-40 °C to 60 °C)
Operating humidity	Non-condensing (< 50 °F) (< 10 °C)
	90% RH (50 °F to 86 °F) (10 °C to 30 °C)
	75% RH (86 °F to 104 °F) (30 °C to 40 °C)
	45% RH (104 °F to 122 °F) (40 °C to 50 °C)
	(Without condensation)
Operating altitude	1 mile (2000 meters) above mean sea level
Storage altitude	7 miles (12,000 meters) above mean sea level
IP Rating	IP40
Vibration requirements	Random MIL-PRF-28800F Class 2, 5-500 Hz, 30 minutes per axis
Drop test requirements	3 ft (1 m) drop test, six sides, oak floor
EMI, RFI, EMC	Instrument unspecified for use in EMC field ≥ 0.1 V/m
Temperature coefficients	0.1x (specified accuracy)/ °C
	(<64 °F or > 82° F)
	(<18 °C or > 28 °C)