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-18-

CAT IV -

Is for measurements performed at the

source of the low-voltage installation.

CAT III -

Is for measurements performed in the

building Installation.

CAT II -

Is for measurements performed on circuits

directly connected to the low-voltage

installation.

CAT I -

Is for measurements performed on circuits

not directly connected to mains.

Due to our policy of constant improvement and development, we

reserve the right to change specifications without notice.

99 Washington Street
Melrose, MA 02176

Phone

781-665-

1400

Toll Free 1-800-517-8431

Visit us at www.T

estEquipmentDepot.com

Содержание BST-IT26

Страница 1: ...BESANTEK BST IT26 ANALOGUEINSULATION CONTINUITY and VOLTAGE METER INSTRUCTION MANUAL ...

Страница 2: ...s 4 Connections 5 Specifications 6 Why Test is Necessary 7 Instrument Layout 8 LID Sticker Simplified Instructions 9 Preparation for Measurement 10 Functions 11 Battery Fuse Replacement 12 Calibration Servicing Page 1 2 3 3 4 4 5 6 7 8 9 10 16 17 17 18 ...

Страница 3: ...es 1 2 This instrument must not be used on live circuits Ensure all circuits are de energised before testing See paragraph 1 8 for details of built in warning features should your analog insulation tester be connected to a live system 1 3 Never open your analog insulation tester except for battery replacement See battery replacement section 1 4 Always inspect your analog insulation tester and test...

Страница 4: ...attention to cautions and warnings which will inform you of potentially dangerous procedures 1 8 Your analog insulation tester has a live circuit warning beeper If it is connected to an AC live circuit a beep of twice the frequency of the voltage present will be heard DO NOT proceed to test and immediately disconnect the instrument from the circuit In addition the warning light will lit if the vol...

Страница 5: ...einforced insulation Warning risk of electric shock Caution refer to this manual before using the meter 3 Features High quality taut band movement Three insulation test voltages 1 250Vdc 1OOMQ 2 500Vdc 200MQ 3 1OOOVdc 400MQ Two continuity test on Low Ohms 1 soon 2 30 Small and Lightweight all in one case do not need bag AC voltmeter with linear scale up to 600Vac 200mA continuity short circuit cur...

Страница 6: ...resence Fuse air gap crowbar and overload protected On line battery monitoring shows if battery is ok Manual zero ohm adjustment Very low battery consumption On Load battery check 205mA load for worst case Operates on 8 dry batteries AA R6P type Mirror scale Push and turn locking switch for long and hand free testing Designed to meet international standards Supplied with high quality test leads 4 ...

Страница 7: ... 525V 1052V CONTINUITY Low Ω 0 3Ω 0 500Ω Test leads fuse zero W adjustment by knob Output short circuit current 205mA Accuracy 1 5 of scale length AC Voltage Range 0 600Vac Accuracy 3 of scale length Voltage Warning Warning light circuit live lit from 90Vdc 70Vac Buzzer beep from 24Vac dc Battery Check Battery check indicate good batteries from 8Vdc to 13Vdc during a load test of 205mA Battery OK ...

Страница 8: ...tion Badly insulated circuits can create leakage current which can be dangerous and trip your GFCI RCCB or ELCB Each country regulate those levels at which the insulation is acceptable Generally insulation resistance measurements are done between each conductor and the earth and between each conductors CONTINUITY Checking the continuity of wires complete circuits connections closure of contacts ci...

Страница 9: ...BESANTEK 7 Instrument Layout 4 1 Test Button Switch 2 Function Selector 3 Battery OK indicator 4 Mirror Scale 5 6 1 5 Live Circuit Warning Light 6 Test Leads and Fuse Zeroing Knob 7 3 2 ...

Страница 10: ... BESANTEK 8 ...

Страница 11: ... test leads Check the test Leads continuity 1 Connect the leads to the Instrument 2 Zero the test leads while on the 3 ohm range 3 This will indicate you that continuity of the test leads is ok 4 Verify that the test leads insulation is in good condition 99 Washington Street Melrose MA 02176 Phone 781 665 1400 Toll Free 1 800 517 8431 Visit us at www TestEquipmentDepot com ...

Страница 12: ...ton the pointer should be in the Bat Good area During the test the bat OK led on line battery check must lit if the pointer is in the Bat Good area 10 2 DC Warning The DC warning buzzer will beep continuously when DC voltage is higher than 30Vdc on the test probes and the test button is Not pressed The neon light circuit live will lit when the voltage on the test probes is higher than 90Vdc and th...

Страница 13: ... Not pressed The neon light circuit live will lit when the voltage on the test probes is higher than 65Vdc and the test button is not pressed 10 4 AC Measurement The AC measurement is automatic on this instrument As soon as AC voltage is present on the test leads the instrument will display the AC voltage from 20 to 600Vac on the linear scale ...

Страница 14: ...test leads and the fuse resistance The instrument is equipped with a Zero O Knob a umtv Q OiW First short circuit the test leads by connecting them together then press the test button and adjust the zero O knob until the pointer is precisely on the O of the 5000 scale Use the mirror scale to be precise with the pointer Connect the test leads to the circuit to be measured For short test press butto...

Страница 15: ... test leads and the fuse resistance The instrument is equipped with a Zero O Knob a umtv Q OiW First short circuit the test leads by connecting them together then press the test button and adjust the zero O knob until the pointer is precisely on the O of the 30 scale Use the mirror scale to be precise with the pointer Connect the test leads to the circuit to be measured For short test press button...

Страница 16: ... by zeroing the test leads and fuse as per the 7 6 procedure Connect the test leads to the circuit to be measured and wait for a few seconds The instrument will automatically discharge any remaining energy which could be present on the circuit and will check for voltage at the same time Once you are sure that the circuit to be tested is not energized then press the button for a short test duration...

Страница 17: ...fuse 1 resistance by zeroing the test leads and fuse as per the 7 6 procedure Connect the test leads to the circuit to be measured and wait for a few seconds The instrument will automatically discharge any remaining energy which could be present on the circuit and will check for voltage at the same time Once you are sure that the circuit to be tested is not energized then press the button for a sh...

Страница 18: ...tance by zeroing the test leads and fuse as per the 7 6 procedure Connect the test leads to the circuit to be measured and wait for a few seconds The instrument will automatically discharge any remaining energy which could be present on the circuit and will check for voltage at the same time Once you are sure that the circuit to be tested is not energized then press the button for a short test dur...

Страница 19: ...arity Replace battery and the battery cover 11 2 Fuse replacement The fuse is located next to the batteries To replace fuse proceed as per battery replacement to open the battery cover then remove and replace the fuse located under the battery holder Only replace with same specification fuse 0 5A 250V 5X20mm 12 Calibration Servicing Contact your nearest distributor about calibration certificate an...

Страница 20: ...rmed on circuits directly connected to the low voltage installation CAT I Is for measurements performed on circuits not directly connected to mains Due to our policy of constant improvement and development we reserve the right to change specifications without notice 99 Washington Street Melrose MA 02176 Phone 781 665 1400 Toll Free 1 800 517 8431 Visit us at www TestEquipmentDepot com ...

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