National Instruments NI 9157, Operating Instructions And Specifications, Page: 18 / 22

NI 9157/9159 Operating Instructions and Specifications 18 ni.com
Physical Characteristics
If you need to clean the chassis, wipe it with a dry towel.
Screw-terminal wiring ............................12–18 AWG copper conductor
wire with 10 mm (0.39 in.) of
insulation stripped from the end
Torque for screw terminals.....................0.5 to 0.6 N · m
(4.4 to 5.3 lb · in.)
Chassis weight ........................................2,231 g (78.7 oz)
Environmental
The NI 9157/9159 is intended for indoor use only.
Operating temperature
(IEC-60068-2-1 and IEC-60068-2-2) .....0 °C to 55 °C
Note Refer to the mounting instructions in the Mounting the NI 9157/9159 section of
this document. Failure to follow the mounting instructions in that section can cause
temperature derating. For more information about mounting configurations and
temperature derating, go to
ni.com/info
and enter the Info Code
criomounting
.
Storage temperature
(IEC-60068-2-1 and IEC-60068-2-2) .....–40 °C to 85 °C
Ingress protection ...................................IP 40
Operating humidity
(IEC-60068-2-56) ...................................10 to 90% RH, noncondensing
Storage humidity
(IEC-60068-2-56) ...................................5 to 95% RH, noncondensing
Maximum altitude...................................2,000 m
Pollution Degree (IEC 60664) ................2