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Electronic Thermostat


Ideal for Simple Built-in Control.


Model E5L-A[] E5L-C[]
Power supply voltage 100 to 240 VAC, 50/60 Hz
Operating voltage range 85% to 110% of the rated supply voltage
Power consumption Approx. 3 VA
Inputs Element-interchangeable thermistor
Control method ON/OFF control
Control output SPDT contacts, 250 VAC, 10 A, cosΦ = 1
(resistive load)
SPST-NO contacts, 250 VAC, 10 A, cosΦ = 1
(resistive load)
Setting method Analog setting Digital settings using keys on front panel
Indication method No display LCD digital display (character height: 12 mm)
Other functions Setting protection (key protection)
Input shift
Direct/reverse operation
Ambient temperature -10 to 55°C (with no icing or condensation)
Ambient humidity 25% to 85%
Storage temperature -25°C to 65°C (with no icing or condensation)

Note: Do not use the output from an Inverter as the power supply.


Model E5L-A[] E5L-C[]
Indication accuracy --- ±(1°C + 1 digit) max. *1
Setting accuracy --- ±(1°C + 1 digit) max. *1
Hysteresis -30 to 20°C models: Approx. 0.5 to 2.5°C
0 to 50°C models: Approx. 0.5 to 4°C
0 to 100°C models: Approx. 0.5 to 4°C
100 to 200°C models: Approx. 0.7 to 4°C
1 to 9°C (in increments of 1°C)
Repeat accuracy 1% FS max. ---
Minimum scale
(standard scale)
-30 to 20°C models and 0 to 50°C models:
0 to 100°C models and 100 to 200°C
models: 10°C
Influence of
--- ±((1% of PV or 2°C, whichever is greater)
+1 digit) max.
Influence of voltage ---
Influence of EMS.
(at EN61326-1)
Sampling period --- 2 s
Insulation resistance 100 MΩ max. (at 500 VDC)
Dielectric strength 2,300 VAC, 50/60 Hz for 1 min (between charged terminals and uncharged metallic parts,
between power supply terminals and input terminals, between power supply terminals and
output terminals, and between input terminals and output terminals)
Vibration (malfunction) Frequency of 10 to 55 Hz, 0.5-mm double amplitude for 10 min each in X, Y, and Z directions
Vibration (destruction) Frequency of 10 to 55-Hz, 0.75-mm double amplitude for 2 h each in X, Y, and Z directions
Shock (malfunction) 147 m/s2, 3 times each in 6 directions 100 m/s2, 3 times each in 6 directions
Shock (destruction) 294 m/s2, 3 times each in 6 directions
Electrical life
(control output relay)
100,000 operations min (at maximum applicable load)
Memory protection --- Non-volatile memory (100,000 write
Weight (Thermostat) Approx. 80 g (Thermostat only)
Degree of protection Front panel: IP40, Terminals: IP00
Approved standards ---
Conformed standards EN 61010-1 (IEC 61010-1), Pollution Degree 2, Overvoltage Category II
EMC Directives EMI: EN61326-1 *2
Radiated EMI: EN55011 Group1 ClassA
Conducted EMI: EN55011 Group1 ClassA
EMS: EN61326-1 *2
Electrostatic discharge immunity: EN61000-4-2
Electromagnetic field strength immunity: EN61000-4-3
Burst noise immunity: EN61000-4-4
Conducted disturbance immunity: EN61000-4-6
Surge immunity: EN61000-4-5
Voltage dip and power interruption immunity: EN6100-4-11

*1. The accuracy of the accessory thermistor is not included.
*2. Industrial electromagnetic environment (EN/IEC 61326-1 Table 2)