Strata Worldwide C201 Communication Node User Manual

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1.Overview ................................................................................................................................. 3

1. 1.Theory of Operation ..................................................................................................... 3

1. 2.Frequency of Operation ................................................................................................ 3

1. 3.Approvals...................................................................................................................... 3

1. 4.Label Information ......................................................................................................... 3

6.External Connectors .............................................................................................................. 20

6. 1.RS232 Pin Out ............................................................................................................ 20

6. 2.RS422 Pin Out ............................................................................................................ 21

6. 3.Power .......................................................................................................................... 21

7.Warranty ............................................................................................................................... 22

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The CommTrac C201 label is located on the front center of the unit.

Defines MSHA determinate minimum safe blast distance.

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CommTrac Model C201 Communication Node and any blasting circuits, explosives

ordetonators.

Pennsylvania approval requires that the CommTrac Model C201 must be installed at a minimum

safe distance of 17 feet from blasting circuits, explosives, and detonators.

minimum distance of 40" by a factor of 5.

(1) This device may not cause harmful interference. (2) This device must accept any interference

Communication Node not specifically detailed in this document, could void the user’s authority

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CommTrac C201 Communication nodes can function on the surface to relay information

underground C201 installation occur after the surface installation is complete and gateway node

Installers should be aware of and maintain approved blast distances defined in Sec.1.4.1 of this

document.

and rises, the distance is reduced to approximately 500-1000ft.

Distance is also reduced when signal C201 nodes are on opposite sides of barriers or stoppings.

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Hollow block wall 5 - 10 dB signal loss

Metal doors and stoppings 25+ dB signal loss

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A button is located on the front of the C201 and has two functions, Reset and Signal Sample.

the Communication Node if the LED is on constantly or the has failed to send in reports.

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The LED is located on the front of the C201 near the reset button. The LED activity is an

indication of signal strength or lack thereof. The LED is activated by pressing and releasing the

LED Activity description:

Solid for 60 seconds

No Parent found. This indicates that the C201 is not communicating with any other C201

One Flash

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purposes.(See installation section 2)

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The C201 provides a connectivity port on the front of the unit. It enables communication with

other components such as a Strata CommTrac transponder on the surface. It provides a

connection for external power (surface) or for alternative network connectivity. This port also

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The C201 operates on 4 D Cell batteries. Batteries authorized for use in the C201 by MSHA are

Energizer E-95 (Retail Store Product) and EN95 (Industrial Product) only. The batteries have

been determined by themselves to be intrinsically safe.

a wired connection between the C201 and another Strata CommTrac device such as a

transponder box. Some Transponder boxes contain a battery backup, should line power fail. If

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(1) year from in service date. Subsequent component purchases will be warranted one year from