Axial 400 Series Hall Probe Specifications

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By default, each probe has a 2 m long cable (except Model 410 and cryogenic probes). Also available: 3 m, 6 m, 10 m, 20 m, and 30 m lengths.

Axial probes

axial probes

Operating temperature range: 0 °C to +75 °C

 RoHS compliant
L mm (in)D mm (in)A mm (in)Active area mm (in)Stem materialFrequency rangeUsable full scale ranges*Corrected accuracy (% rdg at 25 °C)Temp coefficient (max) zeroTemp coefficient (max) calibrationContains temp sensor
for Models 475, 455, and 425
HMMA-0602-THNo51 ±3.2
(2 ±0.125)        
1.52 dia +0.03/-0.08
(0.060 dia +0.001/-0.003)
0.13 ±0.08
(0.005 ±0.003)
Approx 0.51 dia
(0.020 dia)
AluminumDC to 400 HzHST-4
35 G, 350 G, 3.5 kG, 35 kG
±0.25% to 10 kG±0.13 G/°C  ±0.01%/°C  No
HMMA-0604-THNo102 ±3.2 (4 ±0.125)
HMMA-0608-THNo203 ±3.2 (8 ±0.125)
HMMA-0618-THNo457 ±3.2 (18 ±0.125)
HMMA-0802-UHNo51 ±3.2 (2 ±0.125)2.03 dia ±0.13
(0.080 dia ±0.005)
0.25 ±0.13
(0.010 ±0.005)
DC±0.25% to 20 kG
HMMA-0804-UHNo102 ±3.2 (4 ±0.125)
HMMA-0808-UHNo203 ±3.2 (8 ±0.125)
HMNA-1902-VRNo51 ±3.2 (2 ±0.125) 4.75 dia ±0.13
(0.187 dia ±0.005)
0.13 ±0.08
(0.005 ±0.003)
Approx 0.76 dia
(0.030 dia)
Fiberglass epoxyDC to 20 kHzHSE
3.5 G, 35 G, 350 G, 3.5 kG, 35 kG
±0.20% to 30 kG and ±0.25% 30 to 35 kG±0.09 G/°C±0.015%/°CYes
HMNA-1904-VRYes102 ±3.2 (4 ±0.125)
HMNA-1908-VRNo203.2 ±3.2 (8 ±0.125)
HMMA-1802-VRNo51 ±1.6 (2 ±0.063) 4.57 dia +0.05/-0.10 (0.180 dia +0.002/-0.004)0.38 ±0.13
(0.015 ±0.005) 
Aluminum DC to 10 kHz
HMMA-1804-VRNo102 ±3.2 (4 ±0.125)
HMMA-1808-VRNo203 ±3.2 (8 ±0.125)
HMMA-1818-VRNo457 ±6.4 (18 ±0.25)
HMMA-1836-VRNo914 ±6.4 (36 ±0.25)
HMMA-2502-VRNo51 ±1.6 (2 ±0.063) 6.35 dia ±0.15
(0.25 dia ±0.006) 
HMMA-2504-VRYes102 ±3.2 (4 ±0.125)
HMMA-2508-VRNo203 ±3.2 (8 ±0.125)
HMMA-2512-VRNo305 ±6.4 (12 ±0.25)
HMNA-2518-VR-HFNo457 ±12.7 (18 ±0.5)6.35 dia ±0.13
(0.25 dia ±0.005)
0.64 ±0.13
(0.025 ±0.005)
Fiberglass epoxyDC to 50 kHz
HMNA-1902-VFNo51 ±3.2 (2 ±0.125) 4.75 dia ±0.13
(0.187 dia ±0.005)  
0.13 ±0.08
(0.005 ±0.003)
DC to 800 HzHST-4
35 G, 350 G, 3.5 kG, 35 kG
±0.10% to 30 kG and ±0.15% 30 to 35 kG±0.13 G/°C-0.005%/°C
HMNA-1904-VFYes102 ±3.2 (4 ±0.125)
HMNA-1908-VFNo203 ±3.2 (8 ±0.125)
HMMA-1802-VFNo51 ±1.6 (2 ±0.063) 4.57 dia +0.05/-0.10 (0.180 dia +0.002/-0.004)  0.38 ±0.13
(0.015 ±0.005)
AluminumDC to 400 Hz
HMMA-1804-VFNo102 ±3.2 (4 ±0.125)
HMMA-1808-VFNo203 ±3.2 (8 ±0.125)
HMMA-1818-VFNo457 ±6.4 (18 ±0.25)
HMMA-1836-VFNo914 ±6.4 (36 ±0.25)
HMMA-2502-VFNo51 ±1.6 (2 ±0.063)6.35 dia ±0.15
(0.25 dia ±0.006)
HMMA-2504-VFYes102 ±3.2 (4 ±0.125)
HMMA-2508-VFNo203 ±3.2 (8 ±0.125)
HMMA-1804-WLNo102 ±3.2 (4 ±0.125)4.57 dia +0.05/-0.10 (0.180 dia +0.002/-0.004)HST-3
35 G, 350 G, 3.5 kG, 35 kG, 350 kG
±1% to 100 kG
HMMA-1808-WLNo203 ±3.2 (8 ±0.125)
HMMA-2504-WLNo102 ±3.2 (4 ±0.125)6.35 dia ±0.15
(0.25 dia ±0.006)
DC
HMMA-2536-WLNo914 ±6.4 (36 ±0.25)
 RoHS compliant
L mm (in)D mm (in)A mm (in)Active area mm (in)Stem materialFrequency rangeUsable full scale rangesCorrected accuracy (% rdg at 25 °C)Temp coefficient (max) zeroTemp coefficient (max) calibrationContains temp sensor
for Models 460, 450, and 421
MMA-0602-THNo51 ±3.2 (2 ±0.125)1.52 dia +0.03/-0.08
(0.060 dia +0.001/-0.003)
0.13 ±0.08
(0.005 ±0.003)
Approx 0.51 dia
(0.020 dia)
AluminumDC and 10 Hz to 400 HzHST-2
300 G, 3 kG, 30 kG
±0.25% to 10 kG±0.13 G/°C±0.01%/°CNo
MMA-0604-TH102 ±3.2 (4 ±0.125)
MMA-0608-TH203 ±3.2 (8 ±0.125)
MMA-0618-TH457 ±6.4 (18 ±0.25)
MMA-0802-UH51 ±3.2 (2 ±0.125)2.03 dia ±0.13
(0.080 dia ±0.005)
0.25 ±0.13 (0.010 ±0.005)DC0.25% to 20 kG
MMA-0804-UH102 ±3.2 (4 ±0.125)
MMA-0808-UH203 ±3.2 (8 ±0.125)
MNA-1902-VH51 ±3.2 (2 ±0.125)4.75 dia ±0.13
(0.187 dia ±0.005)
0.13 ±0.08
(0.005 ±0.003)
Approx 0.76 dia
(0.030 dia)
Fiberglass epoxyDC and 10 Hz to 400 Hz HSE-1
30 G, 300 G, 3 kG, 30 kG
±0.25% to 30 kG±0.09 G/°C450: ±0.015%/°C
421: -0.04%/°C
Yes
MNA-1904-VH102 ±3.2 (4 ±0.125)
MNA-1908-VH203 ±3.2 (8 ±0.125)
MMA-1802-VH51 ±1.6 (2 ±0.063)4.57 dia +0.05/-0.10 (0.180 dia +0.002/-0.004)0.38 ±0.13
(0.015 ±0.005)
Aluminum
MMA-1804-VH102 ±3.2 (4 ±0.125)
MMA-1808-VH203 ±3.2 (8 ±0.125)
MMA-1818-VH457 ±6.4 (18 ±0.25)
MMA-1836-VH36 ±0.25
MMA-2502-VH51 ±1.6 (2 ±0.063)6.35 dia ±0.15
(0.25 dia ±0.006)
MMA-2504-VH102 ±3.2 (4 ±0.125)
MMA-2508-VH203 ±3.2 (8 ±0.125)
MMA-2512-VH305 ±6.4 (12 ±0.25)
MNA-1902-VG51 ±3.2 (2 ±0.125)4.75 dia ±0.13
(0.187 dia ±0.005)
0.13 ±0.08
(0.005 ±0.003)
Fiberglass epoxyHST-2
300 G, 3 kG, 30 kG
±0.15% to 30 kG±0.13 G/°C-0.005%/°CNo
MNA-1904-VG102 ±3.2 (4 ±0.125)
MNA-1908-VG203 ±3.2 (8 ±0.125)
MMA-1802-VG51 ±1.6 (2 ±0.063)4.57 dia +0.05/-0.10 (0.180 dia +0.002/-0.004)0.38 ±0.13
(0.015 ±0.005)
Aluminum
MMA-1804-VG102 ±3.2 (4 ±0.125)
MMA-1808-VG203 ±3.2 (8 ±0.125)
MMA-1818-VG457 ±6.4 (18 ±0.25)
MMA-1836-VG36 ±0.25
MMA-2502-VG51 ±1.6 (2 ±0.063)6.35 dia ±0.15
(0.25 dia ±0.006)
MMA-2504-VG102 ±3.2 (4 ±0.125)
MMA-2508-VG203 ±3.2 (8 ±0.125)
MMA-2512-VG305 ±6.4 (12 ±0.25)
MMA-1804-WL102 ±3.2 (4 ±0.125)4.57 dia +0.05/-0.10 (0.180 dia +0.002/-0.004HST-1
300 G, 3 kG, 30 kG, 300 kG
±1% to 100 kG
MMA-1808-WL203 ±3.2 (8 ±0.125)
MMA-2504-WL102 ±3.2 (4 ±0.125)6.35 dia ±0.15
(0.25 dia ±0.006)
DC
MMA-2536-WL914 ±6.4 (36 ±0.25)

*Some ranges unavailable with the Model 425

Note: 15 in flexible probes are no longer available. Please contact your local sales representative to discuss alternatives if you require a similar product for your application.



Cryogenic axial probes

cryogenic axial probes

Operating temperature range: 1.5 K to 300 K

 RoHS compliant
L mm (in)D mm (in)A mm (in)Active area mm (in)Stem materialFrequency rangeUsable full scale rangesCorrected accuracy (% rdg at 25 °C)Temp coefficient (max) zeroTemp coefficient (approx) calibrationContains temp sensor
for Models 475, 455, and 425
300 Kref
200 K+0.05%
100 K-0.04%
80 K-0.09%
20 K-0.40%
4 K-0.70%
1.5 K-1.05%
 
HMCA-2560-WNNo1524 ±12.7 (60 ±0.50)6.35 dia ±0.15 (0.25 dia ±0.006)0.64 ±0.13 (0.025 ±0.005)Approx 0.76 dia (0.030 dia)Stainless steelDCHST-3
35 G, 350 G, 3.5 kG, 35 kG, 350 kG
±2% to 100 kG±0.13 G/°CNo
for Models 460, 450, and 421 
MCA-2560-WNNo1524 ±12.7 (60 ±0.50)6.35 dia ±0.15 (0.25 dia ±0.006)0.64 ±0.13 (0.025 ±0.005)Approx 0.76 dia (0.030 dia)Stainless steelDCHST-1
300 G, 3 kG, 30 kG, 300 kG
±2% to 100 kG±0.13 G/°CNo