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DeviceNet Communications Unit


Streamlined Communications from Temperature Controller to PLC


Power supply voltage DeviceNet 24 VDC (for internal circuits)
External input power supply 24 VDC (for RS-485 communications circuits and Temperature Controllers)
Allowable voltage range DeviceNet 11 to 25 VDC
External input power supply 20.4 to 26.4 VDC
Power consumption
(See note 2.)
DeviceNet Approx. 1.1 W (for a current of 45 mA at 24 VDC)
External input power supply Approx. 0.5 W (for a current of 20 mA at 24 VDC)
Connectable Temperature Controllers E5ZN Series
Maximum number of connectable Temperature Controllers 16
Ambient operating temperature -10 to 55°C (with no icing or condensation)
Ambient operating humidity 25% to 85%
Ambient storage temperature -25 to 65°C (with no icing or condensation)

Note: 1. Do not use an inverter output as the power supply. (Refer to Safety Precautions for All Temperature Controllers.)
           2. The power consumption for the Temperature Controllers is not included.


Insulation resistance 20 MΩ min. (at 100 VDC)
Dielectric strength 500 VAC, 50/60 Hz for 1 min between the DIN track and all DeviceNet connector terminals and between the DIN track and all terminal socket terminals
Vibration resistance 10 to 55 Hz, 10 m/s2 for 2 hrs each in ±X, ±Y, and ±Z directions
Shock resistance 150 m/s2, 3 times each in ±X, ±Y, and ±Z directions
Weight 100 g max.
Safety standards cULus508
EMS: Electrostatic Discharge (ESD) EN61006-2, EN61000-4-2 (4 kV/contact, 8 kV/air)
Radiated Electromagnetic Fields EN61006-2, EN61000-4-3 (10 V/m)
Electrical Fast transients/BURST EN61006-2, EN61000-4-4 (2 kV/DC power-line, 1 kV/Signal-line)
Surge Transients EN61006-2, EN61000-4-5 (line to ground : 1 kV/DC power-line)
: 2 kV/Signal-line
line to line : 0.5 kV/DC power-line)
Conducted Disturbances EN61006-2, EN61000-4-6 (10 V)
EMI: Radiated Emissions (electric field) EN50081-2 Class A

Communications (for Temperature Controller Expansion)

Transmission line
connection method
RS-485 multipoint
Communications method RS-485 (2-wire, half-duplex)
Start-stop synchronization
Baud rate 38,400 bps
Transmission code ASCII
Data bit length 7 bits
Stop bit length 2 bits
Error detection Vertical parity (even)
BCC (block check character)
Flow control None
Number of Units that can
be connected in parallel
16 Units max. (32 channels)