5.4.2. Relay Mode Configuration
5.4.3. RS485 MODBUS Setting
■ MODBUS of GTC-3000Ex is optional and is connected to the receiver as shown below.
■ Relay of GTD-3000Ex operates in 2 types of method; Normal open and Normal close. The Jumper is constructed
to configure relay operation method at the Main PCB and operating setting is as follows.
5. Installation
GTD-3000Ex
Instruction Manual
TER. NO.
PIN NO.
Terminal Name
MODE Setting
CN10
1
TRB OUT
J2 A-C Connection: A Contact ( Normal Open )
J2 B-C Connection: B Contact ( Normal Close )
2
TRB COM
3
AL1 OUT
J3 A-C Connection: A Contact ( Normal Open )
J3 B-C Connection: B Contact ( Normal Close )
4
AL1 COM
5
AL2 OUT
J4 A-C Connection: A Contact ( Normal Open )
J4 B-C Connection: B Contact ( Normal Close )
6
AL2 COM
TER. NO.
PIN NO.
단자명
수신부단자명
비고
CN9
7
485A
'TRXD+' or 'A' or 'P'
8
485B
'TRXD- or 'B' or 'N'
[Table 5. Relay Mode Setting]
[Table 6. RS485 Terminal Description]
[Figure 11. Relay Mode Setting]
