Gateway
33
Building Technologies 008726_e_en_--
Fire Safety 06.2017
13 Gateway
13.1 E3H020 C bus gateway
NOTE
Take measures to protect against overvoltage when inserting RAM and
EPROMs. Press modules all the way into the base.
Item Component Preparation Default ex factory
1 RAM modules 'D11/12', 'D15/16' or
RAM kit Z3S070 (2x 512Kx8 bits)
–
Change RAM if necessary, see description in docu-
ment 001260
4x512Kx8 bits
2 Select EPROM kit
CKQ00xxx (2x 512Kx8 bits) or
CKW00xxx (2x 512Kx8 bits)
Insert (note positions for 'ODD' and 'EVEN') Not used
3 'S3' programming switch:
C bus address
Set in accordance with system documentation Address 0
4 'S5' programming switch:
Select interface path
Set according to system documentation, see also
description in document 001260
To 'OFF'
5 Resistors 'R180/183'
'R173/174/177/178': C bus impedance
Adjust if necessary
Used for 110 ς impedance
(G51)
6
0 ς resistors 'X15'....'X18': Program-
ming of terminal strip 'X1–17...20'
Resolder if gateway with autonomous supply is used,
see description in document 001260
To 'X15'.....'X18' ('CK' + supply
from control panel)
For communication module K1H022, modems K1D..., modem filter module
M3P030, see document 1062
For NK823x Ethernet port, see document A6V10062437
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