Chromalox TEMPERATURE CONTROLLER 1604-7 - Manual (Page 30)

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GENERAL INFORMATIONS
GENERAL SPECIFICATIONS
Case: Polycarbonate grey dark color; self-extin-
guishing degree: V-0 according to UL 94.
Front protection - designed and tested for IP 65 (*)
and NEMA 4X (*) for indoor locations (when panel
gasket is installed).
(*) Test were performed in accordance with CEI 70-
1 and NEMA 250-1991 STD.
Installation: panel mounting.
Rear terminal block: 15 screw terminals ( screw
M3, for cables from
f 0.25 to f 2.5 mm 2 or from
AWG 22 to AWG 14 ) with connection diagrams
and safety rear cover.
Dimensions: DIN 43700 48 x 48 mm,
depth 122 mm.
Weight: 250 g.
Power supply:
- 100V to 240V AC 50/60Hz (-15% to + 10% of the
nominal value).
- 24 V AC/DC (+ 10 % of the nominal value).
Power consumption: 6 VA max.
Insulation resistance: > 100 M
W according to
IEC 1010-1.
Dielectric strength: 1500 V rms according to IEC
1010-1.
Display updating time: 500 ms.
Sampling time:
250 ms for linear inputs
500 ms for TC and RTD inputs.
Resolution: 30000 counts.
Accuracy: + 0,2% f.s.v.. + 1 digit @ 25 °C
ambient temperature.
Common mode rejection: 120 dB @ 50/60 Hz.
Normal mode rejection: 60 dB @ 50/60 Hz.
Electromagnetic compatibility and safety
requirements: This instrument is marked CE.
Therefore, it is conforming to council directives
89/336/EEC (reference harmonized standard
EN 50081-2 and EN 50082-2) and to council
directives 73/23/EEC and 93/68/EEC (reference
harmonized standard EN 61010-1).
Installation category: II
Temperature drift: (CJ excluded)
< 200 ppm/°C of span for mV and TC ranges 1, 3, 5,
7, 20, 21, 22, 24.
< 300 ppm/°C of span for mA/V
< 400 ppm/°C of span for RTD range 11, 28 and
TC range 0, 2, 4, 6, 23.
< 500 ppm/°C of span for RTD range 10 and TC
ranges 8, 9, 25, 26.
< 800 ppm/°C of span for RTD range 27.
Operative temperature: from 0 to 50 °C.
Storage temperature : -20 to +70 °C
Humidity: from 20 % to 85% RH, non condensing.
Protections:
1) WATCH DOG circuit for automatic restart.
2) DIP SWITCH for protection against tampering
of configuration and calibration parameters.
INPUTS
A) THERMOCOUPLE
Type : L -J -K -N -R -S -T. °C/°F selectable.
External resistance: 100
W max, maximum error
0,1% of span.
Burn out: It is shown as an overrange condition
(standard). It is possible to obtain an underrange
indication by cut and short.
Cold junction: automatic compensation from 0 to
50 °C.
Cold junction accuracy : 0.1 °C/°C
Input impedance: > 1 M
W
Calibration : according to IEC 584-1 and DIN
43710 - 1977.
1604-7-1-AB.p65 5/16/00, 10:50 AM 27