ELTEX Terrabox TCB030, Руководство по эксплуатации

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BA-en-4003-2005_TUE30
33
8.2 Terracompact II TCO030
Safety-related parameters
* Note!
The device will be damaged if the maximum supply voltage is exceeded.
The safety of the intrinsically safe measuring circuit is guaranteed up to
the specified maximum supply voltage.
The current approval with all supplements can be found on our service site
at http://service.eltex.de.
MTTFd: [years]
(5 A relay load)
1 switching cycle / day 258.3
1 switching cycle / week 1347.7
Supply voltage*
Power input
Operating ambient
temperature
Ambient humidity
Design
Protection class
Dimensions
Weight
Assembly
Connection
Indicator signal
Measurement
circuit
Operating points
Marking
Approval
24 (21…31) V DC
maximum voltage for safety reasons: U
m
= 250 V
I
B
typical 80 mA
–20…+70°C (–4…+158°F)
max. 70 % r.h., non-dewing
standard enclosure for installation on standard rail NS35
enclosure IP40; (terminals IP10)
68 x 45 x 116 mm (H x W x D)
approx. 200 g
assembly on standard rail NS35,
path height 15 mm; outside explosion hazard area
screw-type terminals, connecting diameter 1,5 mm
2
potential-free changeover contact
load capacity: U

230 V; I

5 A; P

100 VA
maximum voltage for safety reasons: U
m
= 250 V
switching action signalled via green/red LED in front plate
intrinsically safe, EN 60079-11
maximum voltage U
0
: 35 V
maximum current I
0
: 1,5 mA
maximum power rating P
0
: 13 mW
maximum permissible connected load
capacity / inductance: C
0
/L
0
: 37nF/50mH or 45nF/2mH,
linear characteristic
TCO030S: On <20 kW, Off >50 kW / ±20 %
TCO030B: On <50 MW, Off >100 MW / ±20 %
II (1) G [Ex ia Ga] IIC
II (1) D [Ex ia Da] IIIC
PTB 99 ATEX 2188 X
as shown on
appliance
marking: