Transmitter Board - HMD65 - HMD60

HMD65 Quick Guide

Document code
M212264EN
Revision
B
Language
English (United States)
Product
HMD65
HMD60
Document type
User guide
Figure 1. HMD65 Transmitter Board: Service Port, DIP switches, Trimmers, and Screw Terminals
1
RS-485 termination (120 Ω resistor) ON/OFF switch.
2
RS-485 (Modbus/BACnet) screw terminals.
3
Power supply input (15 … 35 VDC or 16 … 24 VAC) screw terminals.
4
Service port for MI70 hand-held indicator and Insight PC software cable connection.
5
DIP switches for setting the HMD65 Modbus RTU or BACnet MS/TP MAC address.
6
DIP switches for selecting Modbus/BACnet communication bit rate and parity (Modbus only).
7
DIP switches for humidity output parameter selection.
8
DIP switch for selecting either Modbus or BACnet mode.
9
Trimmer for humidity measurement adjustment.
10
Screw terminals for humidity measurement output.
11
Screw terminals for temperature measurement output.
12
Trimmer for temperature measurement adjustment.
13
Indicator LEDs: flash when there is RS-485 transmit (TX) or receive (RX) activity.