Figure 3-3 Layout of the H303ESC DIP switches
H303ESC
S11
D1
S5
ON OFF
S6
S1
S2
S10
S3
S8
1 2 3
1
2
3
4
5
6
7
8
ON OFF
S7
1234
DIP switch S6 is used to set the type of external analog sensor. Table 3-4 describes the meanings
and settings of S6.
Table 3-4 Meanings and settings of H303ESC S6
DIP Switch Setting Meaning Default
Setting
S6-1 to S6-6 ON The external analog sensor is of the current
type
ON
OFF The external analog sensor is of the voltage
type
S6-7 to S6-8 Reserved Unavailable -
DIP switch S7 is used to set the reporting mode and ratio. Table 3-5 describes the meanings and
settings of S7.
Table 3-5 Meanings and settings of H303ESC S7
DIP Switch
Setting Meaning Default
Setting
S7-1 ON The H303ESC board is used in the access
network
ON
OFF The H303ESC board is used in the exchange
S7-2 ON The H303ESC board uses one serial port for
reporting
ON
OFF The H303ESC board uses two serial ports for
reporting
S7-3 Reserved Unavailable ON
UA5000 Universal Access Unit
Environment Monitoring 3 H303ESC Monitoring Solution
Issue 01 (2012-08-17) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
10