TOHO ELECTRONICS TTM-00BT - Manual (Page 4)

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2. Names and functions of the components
2.1 Product diagram
Event output Control output
CT input
Voltage
input
Communi-
cation Power
Temperature
input
2.2 Names and functions
2.2.1 SW1: Unit number change --- Change product unit numbers with the rotary switch.
Unit number: 0 to F (hexadecimal)
2.2.2 SW2: Communication speed change --- Change the communication speed with DIP
switches.
Communication speed setting: 4800/9600/19200/38400 bps
2.2.3 CN1: Control output connector
Connector: XG4A-1634 (Omron) or equivalent (eight open collector outputs)
2.2.4 CN2: Event output connector
Connector: XG4A-1634 (Omron) or equivalent (eleven open collector outputs)
2.2.5 CN3: CT input connector
Connector: XG4A-1634 (Omron) or equivalent (eight CT inputs)
2.2.6 TB1: Temperature input terminal
Sensor input terminal for thermocouple input or resistance bulb input
Thermocouple input: Two-level terminal block: ML-740-W1BF-16P (a Sato part)
or equivalent
Resistance bulb input: Three-level terminal block: ML-740-W3BF-24P (a Sato
part) or equivalent
2.2.7 TB2: Power terminal
Power voltage terminal (power voltage: 24V DC + 10% - 15%)
Through-type terminal block: ML-40-S1BYF-2P (a Sato part) or equivalent
2.2.8 TB3: Communication terminal
RS-485 or RS-232C communication terminal
Through-type terminal block: ML-40-S1BYF-3P (a Sato part) or equivalent