Martel-electronics LC100 Bedienungsanleitung

LC100 Loop Calibrator

A. Milliamp SourceFigure 3 shows a typical application where theLC100 is sourcing 4 to 20 mA into a deviceunder test.Figure 3 - Sourcing 4 to 20 mA1)

95) The auto step feature provides automatedoutput changes. Refer to the Auto ModesSection of the manual for more information.B. Milliamp SimulationF

D. Milliamp Measure with Loop PowerAgain, Figure 5 shows the proper connections.But in this case the device under test is a two-wire transmitter that

input impedance of the LC100 ≥ 1 meg ohmwhile in this mode.Figure 6 - Measuring 0 to 28 VDC5. Advanced Operating ModesA. Auto Step/Ramp ModeThe LC100

3) Press the key once for the stepmode, twice for the slow ramp mode andthree times for the fast ramp mode. Witheach press a small annunciator will

6) When the key is released the %display will return to normal operation.C. Min/Max DataloggingWhen the LC100 is in any of the measuremodes (mA, mA

6. MaintenanceA. Battery SelectionThe LC100 operates on a standard 9V alkalinebattery or an optional rechargeable 9V Ni-Cdbattery. For most applicati

1-800-821-0023 or www.martelcorp.com.7. SpecificationsInput Range: 0.000 to 24.000–25.00% to 125.00%Output Range 0.000 to 24.000Source/Simulate: –25.0

8. WarrantyMartel Electronics Corporation warrants all prod-ucts against material defects and workmanship fora period of twelve (12) months after the

Table of Contents1. Introduction1.1 Customer Service . . . . . . . . . . . . . . . .11.2 Unpacking . . . . . . . . . . . . . . . . . . . . .21.3 Saf

0219053 5/08 Rev Ewww.martelcorp.come-mail: [email protected]: (603) 434-8179 800-821-0023 Fax: (603) 434-1653 Martel Electronics3 Cor

1LC100 1. IntroductionThe Martel LC100 is designed to be a complete4 to 20mA current calibrator for both trouble-shooting and calibrating current loop

21.2 UnpackingRemove the packing list and verify that allequipment has been received. If there are anyquestions about the shipment please call Martel

3Double InsulatedElectric ShockFusePE GroundHot Surface (Burn Hazard)Read the User’s Manual (Important Information)OffOnCanadian Standards Association

4WarningTo avoid possible electric shock or personal injury:• Do not apply more than the rated voltage.See specifications for supported ranges. • Foll

5CautionTo avoid possible damage to calibrator orto equipment under test:• Use the proper jacks, function, and range foryour measurement or sourcing a

63. Getting StartedA. Battery Save FeatureAfter unpacking the LC100, it should be readyfor use. A 9 volt alkaline battery comes pre-installed. The “B

Communicator during calibration or installationof HART™ transmitters. The internal resistortakes the place of the 250 ohm resistor normal-ly installe