10 Digital Controllers E5AR
■Characteristics
Note 1: K-, T-, or N-type thermocouple at −100°C max.: ±2°C ±1 digit max.
U- or L-type thermocouple: ±2°C ±1 digit max.
B-type thermocouple at 400°C max.: No accuracy specification.
R- or S-type thermocouple at 200°C max.: ±3°C ±1 digit max.
W-type thermocouple: (±0.3% of PV or ±3°C, whichever is greater) ±1 digit max.
2: U- or L-type thermocouple: ±1°C ±1 digit
R- or S-type thermocouple at 200°C max.: ±1.5°C ±1 digit
3: “EU” (Engineering Unit) represents the unit after scaling. If a temperature sensor is used it is either °C or °F.
■Communications Specifications
RS-485 Serial Communications
Indication accuracy Thermocouple input with cold junction compensation: (±0.1% of PV or ±1°C, whichever is greater) ±1 digit max. (See note 1.)
Thermocouple input without cold junction compensation: (±0.1% FS or ±1°C, whichever is smaller) ±1 digit (See note 2.)
Analog input: ±0.1% FS ±1 digit max.
Platinum resistance thermometer input: (±0.1% of PV or ±0.5°C, whichever is greater) ±1 digit max.
Position-proportional potentiometer input: ±5% FS ±1 digit max.
Control mode Standard control (heating or cooling control), heating/cooling control, standard control with remote SP (2-input models only), heating/
cooling control withremote SP (2-input modelsonly), cascade standard control(2-input models only), cascade heating/cooling control
(2-input models only), proportional control (2-input models only), position-proportional control (control-valve control models only)
Control period 0.2 to 99.0 s (in units of 0.1 s) for time-proportioning control output
Proportional band (P) 0.00% to 999.99% FS (in units of 0.01% FS)
Integral time (I) 0.0 to 3,999.9 s (in units of 0.1 s)
Derivative time (D) 0.0 to 3,999.9 s (in units of 0.1 s)
Hysteresis 0.01% to 99.99% FS (in units of 0.01% FS)
Manual reset value 0.0% to 100.0% (in units of 0.1% FS)
Alarm setting range −19,999 to 99,999 EU (See note 3.)
(The decimal point position depends on the input type and the decimal point position setting.)
Input sampling period 50 ms
Insulation resistance 20 MΩmin. (at 500 VDC)
Dielectric strength 2,000 VAC, 50/60 Hz for 1 min (between charged terminals of different polarities)
Vibration resistance 10 to 55 Hz, 20 m/s2for 10 min each in X, Y, and Z directions
Shock resistance 100 m/s2, 3 times each in X, Y, and Z directions
Inrush current 100 to 240-VAC models: 50 A max.
24 VAC/VDC models: 30 A max.
Weight E5AR:
Controller only: Approx. 450 g; Mounting bracket: Approx. 60 g; Terminal cover: Approx. 30 g
E5ER:
Controller only: Approx. 330 g; Mounting bracket: Approx. 60 g; Terminal cover: Approx. 16 g
Degree of protection Front panel: NEMA4X for indoor use (equivalent to IP66); Rear case: IP20; Terminals: IP00
Memory protection Non-volatile memory (number of writes: 100,000)
Applicable standards UL3121-1, CSA C22.2 No. 1010-1
EN61010-1 (IEC61010-1): Pollution degree 2/overvoltage category 2
EMC EMI: EN61326
Radiated Interference Electromagnetic Field Strength: EN55011 Group 1 Class A
Noise Terminal Voltage: EN55011 Group 1 Class A
EMS: EN61326
ESD Immunity: EN61000-4-2: 4 kV contact discharge (level 2)
8 kV air discharge (level 3)
Electromagnetic Immunity:EN61000-4-3: 10 V/m (amplitude-modulated, 80 MHz to 1 GHz, 1.4 GHz to 2 GHz) (level 3)
Burst Noise Immunity: EN61000-4-4: 2 kV power line (level 3)
2 kV output line (relay output) (level 4)
1 kV measurement line, I/O signal line (level 4)
1 kV communications line (level 3)
Conducted Disturbance Immunity: EN61000-4-6: 3 V (0.15 to 80 MHz) (level 3)
Surge Immunity: EN61000-4-5: 1 kV line to line (power line, output line (relay output)) (level 2)
2 kV line to ground (power line, output line (relay output)) (level 3)
Power Frequency Magnetic Field Immunity: EN61000-4-8: 30 A/m (50 Hz) continuous field
Voltage Dip/Interrupting Immunity: EN61000-4-11: 0.5 cycle, 100% (rated voltage)
Transmission path connection Multiple points
Communications method RS-485 (two-wire, half duplex)
Synchronization method Start-stop synchronization
Baud rate 9,600, 19,200, or 384,000 bps
Transmission code ASCII (CompoWay/F), RTU Remote Terminal Unit (MODBUS)
Data bit length 7 or 8 bits
Stop bit length 1 or 2 bits
Error detection Vertical parity (none, even, odd)
Block check character (BCC)
Start-stop synchronization data format
Flow control None
Interface RS-485
Retry function None