Catalog excerpts
Operating Instructions Cape-11 RF Admittance Level Switch
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SHENZHEN JIWEI AUTOMATION LTD. http://www.j iweimeter.com
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1. Introduction 1.1 Overview Cape-11 RF Admittance Level Switch is a kind of measuring instrument, which has high reliability and excellent versatility. The switch is used to detect the level of flying ash, solid granular and adhesive materials. The design is based on absorbing the advantages of similar products from other rival brands while combining with Jiwei’s independent innovative technology and processes. 1.2 Working principle Cape-11 RF Admittance Level Switch series use probe to sense the change of capacitive reactance and impedance between the probe and the vessel while detecting...
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2.2 Characteristic (1) Excellent versatility, it can be widely used in the measurement of flying ash, solid granular and adhesive materials. (2) Has external dual color LED indicator, by rotating the header relatively to the process fitting makes LED indicator convenient for remote observation. (3) Passed through reliable tests and received certifications by the third party. (4) Has strong impact resistance, outer layer is covered with stainless steel protective tube. (5) Modular design with high reliability. Easy installation, no calibration required. 3. Install instruction 3.1 Before...
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3.4 Avoid mounting at filling openings When choosing mounting position, avoid mounting Cape-11 at filling openings, in order to prevent measurement error and instrument damage. Fig 4: Avoid mounting at filling openings 3.5 Moisture When the instrument is mounted in outdoors or high humidity areas, please lead the connection cable downwards in front of cable entry, thus the rain and condensation water can drain off and give your instrument additional protection against moisture penetration. 3.6 Mounting space If need to mount more than one instrument in a vessel, in order to avoid instrument...
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3.7 Insert depth of shield pole In order to ensure instrument’s anti-adhesive function, please assure shield pole of the probe insert more than 50mm into the vessel. Fig 6: Insert depth of shield pole 4. Connecting to power supply 4.1 Safety instructions (1) In consideration of safety, wiring is only allowed in the complete absence of line voltage. (2) Before power connection, please check if power meets the requirement of type and range shown on the instrument nameplate. 4.2 Cable connection Cape-11 uses general cable with round cross-section. To ensure its sealing effect, outer diameter...
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4.4 Wiring procedures Proceed as follows: (1) Unscrew the housing cover. (2) Loosen the locknut on the cable gland. (3) Remove about 10cm（4in） of the cable mantle, strip about 1cm(0.4in) of insulation from the ends of the individual wires. (4) Insert the cable into the housing through the cable entry. (5) Open the terminals with a screwdriver. (6) Insert the wire ends into the open terminals according to the wiring diagram. (7) Tighten the terminals with a screwdriver. (8) Check the hold of wires in the terminals by lightly pulling on them. (9) Tighten the locknut on the cable gland and...
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(2) To spin the coarse and fine potentiometer clockwise, the sensitivity increases; to spin them counterclockwise, sensitivity decreases. (3) After finishing adjustment, red light of the LED indicator shows the probe contact with material, green light shows the probe has no contact with the material. Sensitivity adjustment when no material present: (1) As for a vessel that has material in it, but the probe does not contact with material (you can remove instrument to confirm by eye seeing); (2) First, spin the fine sensitivity adjustment clockwise to the end, then spin it counterclockwise...
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5.4 Modes switch For overfill protection and dry run protection, it should be combined with the practical requirements of the occasion to adjust mode switch (High/Low). You can set the required mode according to the “Signal function table” as 5.6 below. 5.5 Signal light Signal light for indication of the switching status: • Green = no contact between probe and material • Red = contact between probe and material 5.6 Signal output function table Table 3 Signal Output Function Installation location Switching status Signal light High（FSH） Overfill protection Green Relay energized High（FSH）...
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— itzsm — Table 4 Fault analysis For some faults and measures taken in above table, the steps described in Setup of chapter 5 may have to be carried out again. SHENZHEN JIWEI AUTOMATION LTD. http://www.j iweimeter.com
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jiuiei --- 6.2 Exchanging the electronics module If the electronics module is defective, in order to continue using the instrument, it is recommended to replace electronic module. In Ex applications, you should pay attention to the electronics module with respective power supply, and see if it fits the type and range shown on the instrument nameplate. In general, all electronics modules of Cape-11 can be replaced with each other. However, if the electronics module with different type or range of power supply, you should pay attention to make the appropriate adjustments and select the...
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Delay of relay output When immersed When laid bare Electronics Operating voltage Alternating current input Direct current input Cable entry Electrical protective measures Protection rating Approvals Instruments with approvals can have different technical data depending on the version. For that reason the associated approval documents of these instruments have to be carefully noted. You can find the approvals in the download area of “www.jiweimeter.com”. 8. Dimensions ◼⬧⧫ Type Cape-11A❖ ⚫ Standard Cape-11P Guard ⧫ ◆ Type
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Cape-11 Ultra-high temperature Type 9 Storage and transport 9.1 Packaging Your instrument was protected by packaging during transport. The packaging of standard instruments consists of environment friendly, recyclable carton cover material .The probe is additionally protected with a cardboard cover. For special version, PE foam or PE foil is also used. Please dispose of the packaging material through specialized recycling companies. 9.2 Transport Transport must be carried out in due consideration of the notes on the transport packaging. Nonobservance of these instructions can cause damage...
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