Installation Manual

Read and Understand These Instructions
Note:
•■ These■protectors■are■intended■for■indoor■use■on■communication■loop■
circuits■which■have■been■isolated■from■the■Public■Switch■Telephone■
Network.
•■ The■communication■loop■circuits■shall■not■be■exposed■to■accidental■
contact■with■the■electric■light■or■power■conductors.
•■ The■protectors■shall■be■installed■per■the■applicable■requirements■of■
the■National■Electric■Code,■ANSI/NFPA■70.
•■ Measure■DC■operating■voltage■of■system■to■insure■it■does■not■exceed■
the■rating■of■the■selected■surge■device■(5-250■VDC■depending■on■the■
device).
Installation:
1.■ Turn■off■power■to■circuit■to■be■protected■prior■to■installation.
2.■ Screw■mounting■ base■#PCB1B-WKEY■(ordered■separately)■in■desired■
location■preferably■as■close■to■protected■equipment■as■possible■and■
in■close■proximity■to■a■building■approved■grounding■point■using■(2)■
#4■screws.■PCB1B■may■also■be■DIN■rail■mounted■using■optional■DIN■
clip■assembly■#11604KIT-PC■(ordered■separately).
3.■ Attach■field■side■pairs■(26-10■AWG)■to■positions■3/5■and■7/9,■attach■
electronics■side■pairs■(26-10■AWG)■to■positions■2/4■and■6/8.■Attach■
ground■wire■(10■AWG)■ to■positions■1■or■10■on■base.■See Drawing 1.■
Torque■wires■to■44■lbf/in■[8■kgf/cm].
4.■ Inser t■PC642C■module■into■keyed■PCB1B-WKEY■base.■See Drawing 2.
5.■ Apply■power■to■protected■circuit.
Ordering Information
Emerson Network Power Contact information
Surge■Protection
100■Emerson■Parkway
Binghamton,■NY■13905
T:■(607)■721-8840
T:■(800)■288-6169
F:■(607)■722-8713
E:■[e-mail]
IO-50105■5/14■Rev.■7■Printed■in■USA
www.EmersonNetworkPower.com/Surge
While■every■precaution■has■been■ taken■to■ensure■accuracy■and■ completeness■herein,■Emerson■ Network■Power■Surge■ Protection■assumes■no■responsibility,■and■disclaims■all■liability,■for■damages■
resulting■from■use■of■this■information■or■for■any■errors■or■omissions.■Specifications■are■subject■to■change■without■notice.
DRAWING 2DRAWING 1
How to Specify the Appropriate Model
*Other configurations available, please contact factory.
Emerson■Network■Power,■the■Emerson■Network■Power■logo■and■Edco■are■trademarks■
and■service■marks■of■Emerson■Electric■Co.■©2014■Emerson■Electric■Co.
PCB1B-WKEY
APPLICATIONS PART NUMBER
RS485,■RS422 PC642C-008LC■&■PCB1B-WKEY
RS232 PC642C-036LC■&■PCB1B-WKEY
E-NET,■10■BASE■T PC642C-036LC■&■PCB1B-WKEY
4–20■ma PC642C-036LC■&■PCB1B-WKEY
OPTION PART NUMBER
DIN■Rail■Kit■Available 11604KIT-PC
MODEL
MAX.
OPERATING
VOLTAGE
CLAMPING
VOLTAGE
(1000V@1 mA)
PC642C-008LC 5■VDC 8■VDC
PC642C-036LC 30■VDC 36■VDC
PC642C-043LC 36■VDC 43■VDC
PC642C-200LC 43-250■VDC 300■VDC
PCB1B-WKEY
Installation Instructions
Terminal Assignments
Ground■Terminal■1■or■10■to■Building■Approved■Ground■(preferably■AC■Power■safety■ground).
DO■NOT■daisy■chain■grounds.■NOT■intended■for■shield■termination.■Install■ground■in■accordance■
with■all■applicable■codes.
2.125"
[53.98]
2.4"
[60.96]
Unprotected Pair 2
Unprotected Pair 1
Protected Pair 2
Protected Pair 1
Keying Pin
Even TerminalsOdd Terminals
Field Side
Electronics Side
9
7
5
3
1
10
8
6
4
2
1.0”
[25.40]
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