1.6.4 F ront Pa nel 7
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AC temperature coefficient: ±0.01% of reading ±0.006% of range/°C
1.6.4 Front Panel
Display: 2-line × 20-character LCD display module with 5.5 mm high characters and
LED backlight
Display units: Gauss (G), tesla (T), oersted (Oe), and ampere per meter (A/m)
Display update rate: 3 rdg/s
Display resolution: To ±4r
digits
Units multipliers: µ, m, k, M
Display annunciations: DC—DC measurement mode; RMS—AC RMS measurement
mode; MAX—Max hold value;ª
— Alarm on
Keypad: 14-key membrane
Front panel features: Display contrast control and keypad lock-out
1.6.5 Interfaces
USB
Function: Emulates a standard RS-232 serial port
Baud rate: 57,600
Connector: B-type USB connector
Reading rate: To 30 rdg/s
Software support: LabVIEW™ driver (consult Lake Shore for availability)
Alarm
Settings: High setpoint, low setpoint, inside or outside, algebraic or magnitude, audi-
ble on/off, and sort
Actuators: Display annunciator, sort message, beeper, and relay
Relay
Number: 1
Contacts: Normally open (NO), normally closed (NC), and common (C)
Contact rating: 30 VDC at 2 A
Operation: Follows alarm or operated manually
Connector: Shared 25-pin D-sub socket
Monitor output
Configuration: Real time analog voltage output proportional to measured field
Range: ±3.5 V
Scale: ±3.5 V = ±full scale on selected range
Frequency response: DC to 10 kHz
Accuracy: Offset and single point gain corrected to ±0.5% of reading ±0.1% of range,
linearity is probe dependent
Minimum load resistance: 1 k) (short circuit protected)
Connector: Shared 25-pin D-sub socket
Narrow band mode Wide band mode
AC accuracy
±2% of reading, ±0.05% of range
(20 Hz to 100 Hz);
±2.5% of reading, ±0.05% of range
(10 Hz to 400 Hz)
±2% of reading, ±0.05% of
range (50 Hz to 10 kHz)
AC frequency response 10 Hz to 400 Hz 50 Hz to 10 kHz
Minimum input signal >1% of range
>1% of range, except >2% of
range on lowest range
AC specifications based on sine wave inputs or signals with crest factors <4.
TABLE 1-6 AC specifications
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