APPENDIX B — SPECIFICATIONS
Curtis Model 3401T – August 2022
pg. 56
APPENDIX B — SPECIFICATIONS
Nominal Voltage
12–96 VDC
Minimum Voltage
8 VDC
Maximum Voltage
120 VDC
Operating Current
•
Keyswitch on
: 33–207mA
•
Keyswitch off
: 25–112mA
•
LCD heater on
: 566–801mA
Dimensions (W × L × H)
160 x 102 x 49.7 mm
Operating Temperature
•
With the LCD heater
: –40°C to +70°C
•
Without the LCD heater
: –20°C to +70°C
Storage Temperature
–40°C to +85°C
Humidity
Designed to the following requirements:
•
Soak
: EN 60068-2-78
•
Cyclic
: EN 60068-2-30
Ingress Protection
Designed to the requirements of EN 60529:
• Face is sealed to IP65.
• Rear is sealed to IP65 for electronic components and to IP40 for the connector.
Optional parts can increase the connector’s protection to IP54.
Salt Spray (Fog)
Designed to the requirements of ASTM B 117 as per SAE J1810.
Shock
Designed to the requirements of EN 60068-2-27.
Vibration
Designed to the following requirements:
•
General
: EN 60068-2-6
•
Random
: EN 60068-2-64
•
Resonance
: EN 60068-2-6
Safety
Designed to the requirements of EN 61010-1: 2010, Part 1. General safety
requirements for measurement, control and laboratory use.
CE
Designed to the following requirements:
•
EMC:
EN 12895:2015+A1:2019
•
Low Voltage Directive (LVD):
EN 60204-1:2018, 2014/35/EU
•
RoHS:
RoHS directive 2015/863/EU (RoHS 3)
UL
UL recognized component as per UL 583.
Model Encodement
The model number encodement is 3401T-
ZYYY
where:
•
Z
indicates whether the model includes the optional LCD heater:
–
5 = not included
–
7 = included
•
YYY
is a sequential number code.
Note:
Regulatory compliance of the complete system with the 3401T installed is the responsibility of the OEM.