Related Manuals for CTC Union JB120 Series
Summary of Contents for CTC Union JB120 Series
- Page 1 JB120 Series Switch Box JB120 Series Switch Box 12 Dual Output Sensor Inputs 12 Dual Output Sensor Inputs Product Manual Product Manual...
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Page 2: Table Of Contents
Table of Contents • Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3 •... -
Page 3: Introduction
. JB120 Series Switch Box Overview: Four to 12 sensor inputs (eight to 24 measurement channel outputs), fiberglass enclosure The JB120 Dual Output Switch Boxes are common cable termination points for... -
Page 4: Product Dimensions
Product Dimensions Side View Rear View Figure 1. Dimensions Bias Indicator Light Switch Measurement Location Card Data Collector Access (BNC) Data Collector Ch . B Access (BNC) Ch . A Input Terminal Strip Options Data Collector Quick Screw Access (3 pin) Connect Terminal Option... -
Page 5: Mounting Instructions
Mounting Instructions Molded mounting brackets are included on the enclosure . Wall anchoring screws are not included . Mounting Holes 0 .33 in ./8 .38 mm Figure 3. Vibration Switch Box Rear View... -
Page 6: Conduit Entry
Conduit Entry If you have purchased a switch box without cable entries provided, you should add your own entry prior to mounting the enclosure . CTC does not recommend putting holes in the top of enclosures as it will cause restricted access to the wire termination connection points and also allow possible moisture ingress . -
Page 7: Grounding
Grounding Ensure the shield ground wire on JB120 Series Switch Boxes is grounded to earth ground . A. Mounting to Earth Ground When mounting JB120 Series Switch boxes to earth ground (such as an I-Beam), mount the shield ground wireusing a mounting bolt through one of the mounting brackets on the enclosure . - Page 8 Grounding B. Mounting to Non-Grounded Structure When mounting the switch box to a non-grounded structure, ensure the shield ground wire or customer-supplied ground wire is tied to a source of earth ground . Figure 6. Ground Wire Placement...
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Page 9: Sensor Installation
Sensor Installation Installation of Sensors/Signal Input Cable Feed blunt-cut end through the cable entry at the bottom of the enclosure . Note: it is recommended that cables are marked on both ends . For cord grip cable entry, take off the cord grip cover with bushing and run cable through it then into the enclosure . - Page 10 Sensor Installation Locate the appropriate plug (identified by channel number), remove it, and install the wires using a small flathead screwdriver . Depress selected position button to open terminal for respective wire . Push plug back into location . Refer to the below chart for the correct orientation, based on application .
- Page 11 Sensor Installation Note: If your application requires continuous output, the wiring configuration for the JB120 is slightly modified . INPUT #1 INPUT #2 INPUT #3 INPUT #4 Inputs DUAL OUTPUT - VIBRATION & TEMPERATURE VIBRATION (+) SOCKET A RED WIRE SOCKET B BLACK WIRE COMMON...
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Page 12: Post-Installation Testing
Post-Installation Testing The TM1018 Accelerometer Verification Meter can be used to verify cable conductivity, sensor location and proper wiring connections . The Verification Meter will indicate if the sensor, cable and/or junction box is in working condition . It will also confirm bias voltage of the accelerometer, which will inform you of the operation of the internal accelerometer amplifier . -
Page 13: Maintenance
Post-Installation Testing The following LED Readout indicates the circuit integrity: Green LED: Normal . Indicates proper connection and an output bias will be given, indicating the health of the sensor (4 – 16 V indicates a healthy accelerometer) . Yellow LED: Open Circuit . Indicates one of the following: a . -
Page 14: Warranty & Refund
Warranty & Refund Warranty All CTC products are backed by our unconditional lifetime warranty . If any CTC product should ever fail, we will repair or replace it at no charge . Refund All stock products can be returned for a 25% restocking fee if returned in new condition within 90 days of shipment .