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AC Current Probe Model MN312

The MN312 is a high accuracy and lower phase shift AC current probe. It has a 1000:1 ratio and an output of 1mA per A in the primary (inside the jaws). The MN312 has a jack output that accepts 4mm banana plugs. The MN312 has a protective diode across the output that limits the voltage in the case of an open secondary.
NOTE: Our complete catalog is not available for direct online purchase, refer to the Status Column for purchasing options. Items that do not have an Add to Cart button must be purchased from an Authorized Distributor.
Model Cat. # Description List Price Quantity/Status
MN312 2116.24 AC Current Probe Model MN312 $174.00
ModelMN312
Cat. #2116.24
DescriptionAC Current Probe Model MN312
List Price$174.00
Print
Maximum Conductor Size 0.78" (20mm), bus bar 20x5mm
Current Range 150Arms AC
Measurement Range 0.1 to 200A
Output Two safety banana jacks (4mm)
Transformation Ratio N/A
Output Signal 1mA/AAC (100mA @ 100A)
Accuracy 50/60Hz 1%  @ 80A
Frequency Range 40Hz to 10KHz
Phase Shift At 50Hz 2° @ 80A
Open Secondary Voltage N/A
Load Impedance 1Ω
Overload 200A continuous
Dimensions  (H x W x D) 5.37 x 2.00 x 1.18” (139 x 51 x 30mm)
Weight 6.6 oz (180g)
Operating Temperature 14° to +122°F  (-10° to +55°C)
Storage Temperature -40° to +158°F  (-40° to +70°C)
Operating Humidity 90% RH
Pollution Degree 2     
Ingress Protection (Ip) IP40
EMC EN 61326-1
Safety Compliance EN/IEC 61010-1 600V CAT III,
EN/IEC 61010-032
Model Cat. # Description List Price Quantity/Status
1017.45 Adapter - 4mm Non-insulated for Safety Leads $18.00
2118.09 General Carrying Case
Dimensions: 13 x 9.5 x 3"
$56.00
2118.46 Adapter - Banana (Female) - BNC (Male) (XM-BB) for use with AmpFlex Sensors, Models K100/K110 and SLII Data Loggers
(600V CAT III)
$44.00
2119.94 Adapter - BNC (Female) to 4mm Banana (Male) 600V CAT III $15.50
2133.72 Compact tool bag for field use.
12 Exterior and 14 Interior pockets
Dimensions: 13.0 x 9.8 x 9.5"
$29.95
2133.73 Bag – Extra Large Classic Tool Bag Replacement for Models 3945/3945-B, 6240, 6250, 6471, 6505, 5050, 5060, 5070, 8333, 8335, 8336 & PEL105
Dimensions: 18 x 9 x 12"
$44.00
2140.52 Clip - Safety Alligator - Red {Rated 1000V CAT IV, 15A, UL} $7.25
2140.53 Clip - Safety Alligator - Black {Rated 1000V CAT IV, 15A, UL} $7.25
2140.54 Clip - Safety Alligator - Blue {Rated 1000V CAT IV, 15A, UL} $7.25
2140.55 Clip - Safety Alligator - White {Rated 1000V CAT IV, 15A, UL} $7.25
2140.56 Clip – Set of 4, Safety Alligator (Red, Black, Blue & White) {Rated 1000V CAT IV, 15A, UL} $30.50
2152.24 Lead - Set of 2, Color-coded (red/black) 5 ft Safety Leads (1000V CAT IV) $20.50
Model
Cat. #1017.45
DescriptionAdapter - 4mm Non-insulated for Safety Leads
List Price$18.00
Model
Cat. #2118.09
DescriptionGeneral Carrying Case
Dimensions: 13 x 9.5 x 3"
List Price$56.00
Model
Cat. #2118.46
DescriptionAdapter - Banana (Female) - BNC (Male) (XM-BB) for use with AmpFlex Sensors, Models K100/K110 and SLII Data Loggers
(600V CAT III)
List Price$44.00
Model
Cat. #2119.94
DescriptionAdapter - BNC (Female) to 4mm Banana (Male) 600V CAT III
List Price$15.50
Model
Cat. #2133.72
DescriptionCompact tool bag for field use.
12 Exterior and 14 Interior pockets
Dimensions: 13.0 x 9.8 x 9.5"
List Price$29.95
Model
Cat. #2133.73
DescriptionBag – Extra Large Classic Tool Bag Replacement for Models 3945/3945-B, 6240, 6250, 6471, 6505, 5050, 5060, 5070, 8333, 8335, 8336 & PEL105
Dimensions: 18 x 9 x 12"
List Price$44.00
Model
Cat. #2140.52
DescriptionClip - Safety Alligator - Red {Rated 1000V CAT IV, 15A, UL}
List Price$7.25
Model
Cat. #2140.53
DescriptionClip - Safety Alligator - Black {Rated 1000V CAT IV, 15A, UL}
List Price$7.25
Model
Cat. #2140.54
DescriptionClip - Safety Alligator - Blue {Rated 1000V CAT IV, 15A, UL}
List Price$7.25
Model
Cat. #2140.55
DescriptionClip - Safety Alligator - White {Rated 1000V CAT IV, 15A, UL}
List Price$7.25
Model
Cat. #2140.56
DescriptionClip – Set of 4, Safety Alligator (Red, Black, Blue & White) {Rated 1000V CAT IV, 15A, UL}
List Price$30.50
Model
Cat. #2152.24
DescriptionLead - Set of 2, Color-coded (red/black) 5 ft Safety Leads (1000V CAT IV)
List Price$20.50

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