Electronic Vehicle Controls - Sensors

ERT-120

Thermistor temperature sensor

Overview

Description

A thermistor style heavy-duty analog temperature sensor with a padded resistor for improved linearity of the input curve. This steady-state sensor is intended for use in demanding industrial and off-highway equipment applications.

Features

  • Thermistor technology for low cost and reliability
  • Rugged design for durability in harsh conditions
  • Pigtail with connector for installation in tight places
  • Stainless steel body
Performance
Sensing temperature:
  • -40 to 150 °C (-40 to 300 °F)
Output signal:
  • 5428 to 436 ohm
Accuracy:
  • ±2 °C (±3.6 °F) from 30 to 70 °C (86 to 158 °F)
Sensing current:
  • <10 mA at 25 °C (77 °F)
Response:
  • <30 s 10 to 90%
Short circuit protection:
  • Short to +batt may cause probe failure
Error handling:
  • will sense open or short (> 7kohm or <400 ohm 10 to 90%
Environmental Ratings
Operating pressure:
  • 10 bar (145 psi)
Vibration:
  • 5 Grms 20 to 20 000 Hz
Ingress protection:
  • IP67
Installation Requirements
Connector:
  • Deutsch DTM04-2P on pigtail
Mating connector:
  • Deutsch DTM06-2S
Port:
  • SAE #6 ORB, 9/16-18 UNF-2A
Installation torque:
  • 48 ±5 N-m (35 ±3.5 ft-lb)
Temp (°C)
Resistance (ohm)
-40
5427.9
-30
5380.8
-20
5305.4
-10
5190.3
0
5022.5
10
4790.2
20
4485.7
30
4112.4
40
3682.4
50
3219.7
60
2752.5
70
2307.3
80
1904.5
90
1554.2
100
1259.0
110
1016.2
120
819.7
130
662.0
140
536.3
150
436.3

Temperature sensor: Model ERT120-R-LD-06 Part No. 4206200

Mating connector kit: Deutsch DTM06-2S Part No. 4001970