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E5ZN

Modular Temperature Controller

E5ZN

New DIN Track Mounting Temperature Controller

Ratings

Power supply voltage 24 VDC
Allowable voltage range 85% to 110% of the rated power supply voltage
Power consumption Approx. 3 W
Sensor input Thermocouple: K, J, T, E, L, U, N, R, S, B
Infrared temperature sensor (ES1B series): 10 to 70°C, 60 to 120°C, 115 to 165°C, 140
to 260°C
Voltage input: 0 to 50 mV
Platinum resistance thermometer: Pt100, JPt100
Control output Voltage output
(for driving SSR)
Output voltage: 12 VDC ±15% (PNP);
Maximum load current: 21 mA;
Equipped with short-circuit protection circuit
Transistor output Maximum operational voltage: 30 VDC;
Maximum load current: 100 mA;
Residual voltage: 1.5 V max.;
Leakage current: 0.4 mA max.
Current output Current output range: 4 to 20/0 to 20 mA DC;
Load: 350 Ω max. *2
Auxiliary output Transistor output Sourcing Maximum operating voltage: 30 VDC;
Maximum load current: 50 mA;
Residual voltage: 1.5 V max.;
Leakage current: 0.4 mA max.
Sinking
Linear voltage output Voltage output range: 1 to 5/0 to 5 VDC;
Load: 10 kΩ min.
Event input Contact output ON: 1 kΩ max., OFF: 100 kΩ min.
Discharge current: Approx. 7 mA
Non-contact
output
ON: Residual voltage: 1.5 V max., OFF: Leakage current: 0.1 mA max.
Discharge current: Approx. 7 mA
Number of input and
control points
Input points: 2, Control points: 2
Setting method Via communications or using the Setting Display Unit (E5ZN-SDL)
Control method 2-PID or ON/OFF control
Other functions Heater burnout detection function, transfer output function
Multi-SP and RUN/STOP switching using event input
Ambient operating
temperature
-10 to 55℃ (with no icing or condensation)
For 3 years of assured use: -10 to 50℃
Ambient operating
humidity
25% to 85%
Storage temperature -25 to 65℃ (with no icing or condensation)

*1. Do not use an inverter output for the power supply. (Refer to Safety Precautions for All Temperature Controllers.)
*2. OMRON G32A-EA Cycle Controller Unit (load impedance 352 Ω) can be used.

Input Range

Platinum Resistance Thermometer Models and Thermocouple Models

E5ZN Specifications 4

The applicable standards for the input types are as follows:
• K, J, T, E, N, R, S, B: JIS C1602-1995, IEC584-1
• L: Fe-CuNi, DIN 43710-1985
• U: Cu-CuNi, DIN 43710-1985
• JPt100: JIS C 1604-1989, JIS C 1606-1989
• Pt100: JIS C 1604-1997 IEC 751
Shaded parts indicate the settings at the time of purchase.

Characteristics

Indication accuracy Thermocouple: (Indicated value ±0.5% or ±1℃, whichever is greater) ±1 digit max. *1
Platinum resistance thermometer: (Indicated value ±0.5% or ±1℃, whichever is greater) ±1
digit max. *1
Analog input: ±0.5% or ±1 digit max.
CT input: ±5% FS ±1 digit max.
Influence of
temperature
Thermocouple input (R, S, B): (±1% of PV or ±10℃, whichever is greater) ±1 digit max.
Other thermocouple input: ( ±1% of PV or ±4℃, whichever is greater) ±1 digit max.
*K thermocouple at -100℃ max.: ±10℃ max.
Platinum resistance thermometer: (±1% of PV or ±2℃, whichever is greater) ±1 digit max.
Analog input: (±1%FS) ±1 digit max.
Influence of voltage
Transfer output Accuracy: ±0.5% FS *2
Hysteresis 0.1 to 999.9 EU (in units of 0.1 EU) *3
Proportional band (P) 0.1 to 999.9 EU (in units of 0.1 EU) *3
Integral time (I) 0 to 3,999 s (in units of 1 s)
Derivative time (D) 0 to 3,999 s (in units of 1 s)
Control period 1 to 99 s (in units of 1 s)
Manual reset value 0.0 to 100.0% (in units of 0.1%)
Alarm setting range -1,999 to 9,999 (Position of decimal point depends on input type.)
Sampling period 500 ms
Insulation resistance 20 MΩ min. (at 500 VDC)
Dielectric strength 600 VAC for 1 minute at 50 or 60 Hz (between unlike terminals of charged parts)
Vibration resistance 10 to 55 Hz, 10 m/s2 for 2 h each in X, Y, and Z directions
Shock resistance 150 m/s2 max., 3 times each in ±X, ±Y, and ±Z directions
Weight Temperature Controller: Approx. 90 g
Terminal Unit (18): Approx. 80 g
Terminal Unit (24): Approx. 100 g
Degree of protection Temperature Controller: IP00
Terminal Unit: IP00
Memory protection EEPROM (non-volatile memory) (Number of write operations: 100,000)
Approved standards
*4
UL File No.: E200593
CSA File No.: 203889-1140084
CE EMS:
ESD EN61326, EN61000-4-2 (4 kV/contact, 8 kV/air)
REM field EN61326, EN61000-4-3 (10 V/m)
Fast transient EN61326, EN61000-4-4 (2 kV/DC power, 1 kV/I/O)
Surge immunity EN61326, EN61000-4-5 (line to ground: 2 kV/DC power 1 kV/I/O, line to line:
1 kV/DC power)
Conducted RF EN61326, EN61000-4-6 (10 V)
EMI: Radiated EN61326 Class A

*1. The indication accuracy for T and N thermocouples at −100°C, and for U and L thermocouples is ±2°C ±1 digit max.
       There is no specification for the indication accuracy for the B thermocouple used at 400°C max. The indication
       accuracy for R and S thermocouples at 200°C max. is ±3°C ±1 digit max.
*2. The transfer output accuracy for 0 to 4 mA when 0 to 20 mA DC is selected is ±0.5% FS +0.7 mA. The transfer output
       accuracy for 0 to 1 V when 0 to 5 VDC is selected is ±0.5% FS +0.175 V.
*3. "EU" stands for "Engineering Unit."
*4. In order to satisfy the EN61326 Class A standard for conducted emissions, install a noise filter (Densei-Lambda MXB-
       1206-33 or equivalent) in a DC power line as close to the E5ZN as possible.

Communications (Host Communications)

Transmission line connection method RS-485 multipoint
Communications method RS-485 (2-wire, half-duplex)
Synchronization method Start-stop synchronization
Baud rate 4,800, 9,600, 19,200, or 38,400 bps
Transmission code ASCII
Data bit length * 7 or 8 bits
Stop bit length * 1 or 2 bits
Error detection Vertical parity (none, even, odd)
BCC (block check character)
Flow control None
Interface RS-485
Retry function None
Number of Units that can be connected in parallel 16 Units max. (32 channels)

* The baud rate, data bit length, stop bit length, and vertical parity can all be set independently as host communications
   settings.
     : Default setting values

Current Transformer (CT) (Order Separately)

Dielectric strength 1,000 VAC (1 minute)
Vibration resistance 50 Hz, 98 m/s2
Weight E54-CT1: Approx. 11.5 g
E54-CT3: Approx. 50 g
Accessories (E54-CT3 only) Armature (2)
Plug (2)

Heater Burnout Alarm

Maximum heater current Single-phase, 50 A AC *1
Input current readout accuracy ±5% FS ±1 digit max.
Heater burnout alarm setting range 0.0 to 50.0 A (in units of 0.1 A) *2
Minimum detection ON time 190 ms *3

*1. Use the K8AC-H Digital Heater Burnout Alarm Detector for burnout detection of 3-phase heaters.
*2. If the heater burnout alarm setting is set to 0.0 A, the alarm is always OFF, and if it is set to 50.0 A the alarm is
       always ON.
*3. If the ON time for control output is less than 190 ms, heater burnout detection and heater current measurement will
       not be performed.

Setting Display Unit (Order Separately)

Power supply voltage 24 VDC
Allowable voltage range 85% to 110% of the rated power supply voltage
Power consumption Approx. 1 W
Display method 7-segment digital display and single-color display
Ambient operating temperature -10 to 55 ℃ (with no icing or condensation)
For 3 years of assured use: -10 to 50 ℃
Ambient operating humidity 25% to 85%
Storage temperature -25 to 65 ℃ (with no icing or condensation)
Communications method RS-485 (half-duplex)
Communications format Special protocol
Insulation resistance 20 MΩ min. (at 500 VDC)
Dielectric strength 1,500 VAC for 1 minute at 50 or 60 Hz (between unlike terminals of charged parts)
Vibration resistance 10 to 55 Hz, 20 m/s2 for 2 h each in X, Y, and Z directions
Shock resistance 300 m/s2 max., 3 times each in ±X, ±Y, and ±Z directions
Enclosure ratings Front panel: IP50
Rear case: IP20
Terminal case: IP00
Memory protection EEPROM (non-volatile memory) (Number of writes: 100,000)
Weight Approx. 100 g
Mounting bracket: Approx. 10 g