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240 (T-H3J), 340 (T-H3S) and 540 (T-H3) models Service Manial
Ver. 1.00
CONFIDENTIAL
12-12. Easy-Link connections with previous models
The 540 (T-H3) can be connected with the previous models ; 520 (T-H2).
A. DIPswitch setting on the computer board of the 540 (T-H3)
B. Basic diagram of connections between the Easy-Link system units
Example of correct connections
Temperature remote controller :
9008172005
(TM-RE40)
540
(T-H3)
Previous
models*
Previous
models*
Previous
models*
Case 1
Temperature remote controller :
9007603005
(TM-RE30)
Previous
models*
Previous
models*
540
(T-H3)
Previous
models*
Case 2
Temperature remote controller :
9007603005
(TM-RE30)
Previous
models*
540
(T-H3)
540
(T-H3)
Previous
models*
Case 3
*The previous models indicates a 520 (T-H2).
CAUTION
If a Easy-link system contains a 520 (T-H2), change DIPswitch No.6 on the lower
bank all of the 540 (T-H3) computer board to the “ON” position.
OFF
ON
1 2 3 4 5 6
2 3 4 5
The dark square is the direction the DIPswitch should be set to.
DIPswitch setting on the 540 (T-H3)
(Lower bank of DIPswitches)