Part
5. Installation Manual
DCM014A51
Design Guide
133
A. SERVICE LAN
B. LAN SW
4. Connecting an emergency stop input device or power meter.
The
iTM
can perform operations such as an emergency stop of indoor units according to the
external signal input device, and an electricity usage calculation for each indoor unit (for power
proportional distribution) according to the pulse inputs from a power meter.
5. Terminal location and schematic connection diagram.
Connect the contact input signal wire or pulse signal wire to Di1, Di2, Di3, Di4, or COM terminal
to the orange connector on the rear face. Each of these terminals has different function.
[Di1]
Emergency stop input
[Di2] [Di3] [Di4]
Pulse input, contact signal input (digital input)
[COM]
Common
Note: The function settings for these terminals can be changed later. To change the function
settings, refer to the “Commissioning Manual (EM11A022)”.