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EJ1N-TC2B-QNHB

Multi-vendor Network

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24 VDC, 2 point input, Thermocouple/Platinum resistance thermometer/Infrared Thermosensor/Analog input, Event inputs 2 inputs, CT 2 points, Control output: Voltage output (for driving SSR) 2-points/Transistor output 2-points, RS-485, Screwless clamp terminals

Shape Module type
Terminal type Screwless clamp terminals
Input type Thermocouple/Platinum resistance thermometer/Infrared Thermosensor/Analog input
Control output 1 Voltage output (for driving SSR) 2-points
Control output 2 Transistor output 2-points
Power supply voltage 24 VDC
Number of event input 2 point
Heater burnout /SSR failure detector 2 points
Communications method RS-485 (two-wire, half duplex)

Item list of DeviceNet

  • Ratings / Performance
Ratings
ShapeModule type
Fixed/ProgrammableFixed
Power supply voltage24 VDC
Allowable voltage variable range85 to 110% of the power supply voltage
Power consumption4 W max. (At maximum load)
InputNumber of input points2 point
Temperature inputThermocouple: K, J, T, E, L, U, N, R, S, B, W, PLII
Platinum resistance thermometer: Pt100, JPt100
Infrared Thermosensor: 10 to 70 ℃, 60 to 120 ℃, 115 to 165 ℃, 140 to 260 ℃
Analog input4 to 20 mA, 0 to 20 mA, 1 to 5 V, 0 to 5 V, 0 to 10 V
Input impedanceCurrent input: 150 Ω max., voltage input: 1 MΩ min.
Control methodON/OFF or 2-PID control with auto-tuning and self-tuning
Control outputNumber of total control output2 point
Control output 1Voltage output (for driving SSR) 2-points
Control output 2Transistor output 2-points
Voltage output (for driving SSR)2 point
12 VDC±15%, Maximum load current: 21 mA, PNP, with short-circuit protection circuit
Transistor output2 point
Maximum operating voltage: 30 VDC
Maximum load current: 100 mA
Event input2 point
Contact input: ON: 1 kΩ max., OFF: 100 kΩ min.
No-contact input: ON: Residual voltage 1.5 V max., OFF: Leakage current 0.1 mA max.
Short-circuit current: Approx. 4 mA per point
Sampling period250 ms
Hysteresis0.1 to 999.9 EU (in units of 0.1 EU)
Proportional band0.1 to 999.9 EU (in units of 0.1 EU)
Integral time0 to 3999 s (in units of 1 s)
Derivative time0.0 to 999.9 s (in units of 0.1 s)
Control period0.5 s or 1 to 99 s (in units of 1 s)
Manual reset value0.0 to 100.0% (in units of 0.1%)
Insulation resistance20 MΩ min. (at 500 VDC)
Dielectric strength600 VAC 50/60 Hz for 1 min(Between current-carrying terminals of different polarity)
Vibration resistanceMalfunction: 10 to 55 Hz, 20 m/s2 for 2 h each in X, Y, and Z directions
Shock resistanceMalfunction: 150 m/s2, in each 6 directions 3 times
Ambient temperature (Operating)-10 to 55 ℃ (with no freezing or condensation)
For 3-year warranty: -10 to 50 ℃ (with no freezing or condensation)
Ambient temperature (Storage)-25 to 65 ℃ (with no freezing or condensation)
Ambient humidity (Operating)25 to 85%
Degree of protectionRear case: IP20, Terminal section: IP00
Memory protectionNon-volatile memory (number of writes: 100,000)
Terminal typeScrewless clamp terminals
WeightApprox. 180 g
Sold separatelyCurrent Transformer (CT): E54-CT1/E54-CT3
CX-Thermo Support Software: EST2-2C-MV4
USB Serial Conversion Cable: E58-CIFQ1
Connecting Cable for G3ZA: EJ1C-CBLA050
Mounting track: PFP-50N/PFP-100N
Accuracy
Indication accuracyThermocouple: (±0.5% of indicated value or ±1 ℃, whichever is greater) ±1 digit max.
Platinum resistance thermometer: (±0.5% of indicated value or ±1 ℃, whichever is greater) ±1 digit max.
Analog input: (±0.5% FS) ±1 digit max.
(The indication accuracy of K thermocouples in the -200 to 1300 ℃ range, T and N thermocouples at a temperature of -100 ℃ max., and U and L thermocouples at any temperatures is ±2 ℃ ±1 digit max. K thermocouples in the -199.9 to 999.9 ℃ range is (±0.5% PV or ±1 ℃, whichever is greater) ±10 digit maximum. K thermocouples in the -100 ℃ maximum range is ±2 ℃ +±10 digit maximum. B thermocouple at a temperature of 400 ℃ maximum is not specified. R and S thermocouples at a temperature of 200 ℃ maximum is ±3 ℃ ±1 digit max. W thermocouples is (±0.5% PV or ±3 ℃, whichever is greater) ±1 digit max. PL II thermocouples is (±0.5% PV or ±2 ℃, whichever is greater) ±1 digit max.)
Influence of signal source resistanceThermocouple: 0.1 ℃ (0.2 °F)/Ω max. (100 Ω max. per line)
Platinum resistance thermometer: 0.4 ℃ (0.8 °F)/Ω max. (10 Ω max. per line)
Communication characteristics
Transmission path connectionMultipoint (RS-485)
Communications methodRS-485 (two-wire, half duplex)
Synchronization methodStart-stop synchronization
ProtocolPort A/G3ZA Connection Port: CompoWay/F, Port B: CompoWay/F, Modbus
Communication speedPort A: 38400 bps (fixed)
Port B: 9600, 19200, 38400, 57600, 115200 bps
G3ZA Connection Port: 57600 bps (fixed)
Transmission codeASCII
Data bit lengthPort A/G3ZA Connection Port: 7 bits
Port B: 7 or 8 bits
Stop bit lengthPort A/G3ZA Connection Port: 2 bits
Port B: 1 or 2 bits
Error detectionPort A/G3ZA Connection Port: Vertical parity (even)
Port B: Vertical parity (none, even, odd)
Block check character (BCC) with CompoWay/F
CRC-16 Modbus
Flow controlNot equipped
Retry functionNot equipped
Number of Units that can be connected in parallelPort A: 64 Units (128 channels, Communications connection via port A on the End Unit)
Port B: 64 Units (128 channels, Communications connection via port B on the End Unit)
G3ZA Connection Port: 8 Units (Communications connection via G3ZA port on the Basic Unit)
Communications response send delayPort A: 1 to 99 ms (Default: 1 ms)
Port B: 0 to 99 ms (Default: 5 ms)
Heater burnout /SSR failure detector
CT input (for heater current detection)2 points
Max. heater current100 A AC
Input current indication accuracy(±5.0 A) ±1 digit max.
Heater burnout alarm setting range0.1 to 99.9 A (in units of 0.1 A)
0.0 A: Heater burnout alarm output turned OFF
100.0 A: Heater burnout alarm turned ON
Minimum detection ON time: 100 ms
SSR failure detector alarm setting range0.1 to 99.9 A (in units of 0.1 A)
0.0 A: SSR failure alarm turned OFF
100.0 A: SSR failure alarm turned ON
Minimum detection ON time: 100 ms
  • Input ranges list

Series

Multi-vendor Network

DeviceNet