The 7600 Series HMS is discontinued. No new orders are being accepted. We encourage you to consider the 8400 Series HMS instead. Please feel free to call us to discuss.

Specifications

 7604 7607 7610 
Magnetic field 
 
Room temp
±1.3 T±2 T
Variable temp
±0.87 T±1.2 T
Temperature
Standard
77 K or room temperature
CCR
15 K to 350 K
Oven
350 K to 800 K
Carrier concentration density1 × 106 to 1 × 1019 cm-3
Mobility1 to 1 × 105 cm2/Vs
Current (A)±10 nA to ±1 A
Voltage (V)0 V to 200 V
Resistance range (standard)2% accuracy—VdP minimum: 40 mΩ, HB minimum: 10 mΩ, maximum: 10 MΩ
System equipment
Sample holder module
75011 room temperature/77 K; 2-sided sample cards
 
Sample holder kit (included
with sample holder module)
(50) 671-209s, (10) 671-202s, (1) 671-205, (1) 671-260, (1) 671-250, and (10) 1-inch sheets of indium foil
Sample size
Up to 10 × 14 mm (0.4 × 0.6 in)
on a 25 × 75 mm (1 × 3 in) card;
up to 60 mm (2.4 in) square
on an 82 × 93 mm (3.2 × 3.7 in) card
Up to 76 mm (3 in) in diameter
Number of samplesUp to 4 (2 standard)
Model 475 gaussmeter1
Keithley equipment
2400 SourceMeter1
2700 Multimeter1
7709 6 × 8 Matrix Card1 (2 included with 4-sample configuration)
MagnetEM4-HVAEM7-HV
Pole diameter102 mm (4 in)178 mm (7 in)
Pole face diameter102 mm (4 in)152 mm (6 in)76.2 mm (3 in)
Max magnetic field at
room temperature
1.3 T (13 kG)
at 25 mm (1 in)
air gap
1.6 T (16 kG)
at 25 mm (1 in)
air gap
2.17 T (21.7 kG)
at 25 mm (1 in)
air gap
Max magnetic field at
variable temperature
0.87 T (8.7 kG)
at 51 mm (2 in)
air gap
1.18 T (11.8 kG)
at 51 mm (2 in)
air gap
1.47 T (14.7 kG)
at 51 mm (2 in)
air gap
Field homogeneity±0.1% over 10 mm3 (0.4 in3)±0.1% over centered 51 mm (2 in) diameter circle
Cooling water requirementsTap water or closed cycle cooling system (optional chiller available)
Inlet temperature25 °C (77 °F) maximum32 °C (90 °F) maximum
Pressure drop200 kPa (30 psi)220 kPa (32 psi)
Flow rate7.6 L (2 gal)/min11.4 L (3 gal)/min
Water chiller cooling capacity2.5 kW (8,530 BTU)/h5 kW (17,060 BTU)/h
Bipolar magnet power supply643648
ModeDC
Maximum output±35 V ±70 A (2450 W)±70 V ±135 A (9.1 kW nominal)
AC line input
204/208 VAC ±10%, 13 A/phase;
220/230 VAC ±10%, 12 A/phase;
380 VAC ±10%, 7 A/phase;
400/415 VAC ±10%, 6.5 A/phase at 50/60 Hz
200 VAC ±10%, 41 A/phase;
208 VAC ±10%, 40 A/phase;
220 VAC ±10%, 38 A/phase;
230 VAC ±10%, 37 A/phase;
380 VAC ±10%, 23 A/phase;
400 VAC ±10%, 21 A/phase;
415 VAC ±10%, 21 A/phase
Flow rate5.7 L (1.5 gal)/min minimum7.6 L (2 gal)/min
Cooling water requirements
Tap water or closed cooling system
(optional chiller available)
+15 °C to +30 °C
Tap water or closed cooling system
(optional chiller available)
+15 °C to +30 °C
Computer
Dell® computer with HDD, CD-ROM, 19-inch SVGA flat screen monitor, Windows® OS, Hall software, and National Instruments IEEE-488 USB adaptor