Data Sheet
40-1.10 EN
Multipoint Recorder Arucomp EK-Ex. A
s
Multipoint potentiometric recorder for 6 measuring points
s
1 to 6 measuring ranges for standard signals and direct
sensor connection
s
Last dot visible form front
s
Roll or fanfold chart
s
s
s
s
Format 144 mm x 144 mm
Installed depth 305 mm
Instrinsic safety for signal circuit protection
Mounting within or outside the hazardous
area
01.97
Multipoint Recorder Arucomp EK-Ex. A
Technical data
Resistance measurement
Resistance thermometer in 2-wire circuit
in 3-wire circuit
Resistance teletransmitter in 3-wire circuit
Current measurement
without zero shift
with zero elevation
with zero suppression
Data Sheet
40-1.10 EN
Functional diagram
W 24 K
W 25 K
W 26 K
W 28
W 27 K
W 28 K
12
11
13
C+
M+
C+
M+
S2
0...5mV
D
-
M
-
D
-
M
-
M
S1
Pos.1
K
-
K+
K
-
Pos.7
K+
S4
Continuous overload capacity of signal inputs
±
25 V
electrical motor current switched off at –0.5 % and 100.5 %
I
K
MS
62
61
63
901
801
C+
M+
S3
D
-
M
-
Pos.6
K
-
K+
K+
M+
C+
M
-
K
-
D
-
Recording section
1 2
N L1 PE
10, 20,
60, 120 mm/h
a
K+
M+
C+
M
-
K
-
D
-
b
Z-14901
Scale
interchangeable for all measuring ranges with either 1...6
graduated scales or single scale strips with one graduated
scale each
Scale type
No. of
graduated scales
1
6
8
2 3 4,5
5 3 2.5
6 4 3,5
5,5 6,5
2,5 2,5
2.5 1.8
single scale
3
3
Measuring section
Error limit
Accuracy class 0.5 according to DIN 43782/IEC 484 for
basic unit 0...5 mV Meßabweichung
Digit size
(mm)
Size of main
graduations
Measuring ranges
Via range box type Arucomp 4900/EK-Ex at rear of unit
Incremental error
without zero shift
0.2 % of span
with zero shift
0.3 / of span
zero shift
≥
1 mA
including temperature effect
0.2 % / 10 K
R
e
= 20 kΩ/V at leat 20 kΩ
Thermometer current I
th
≤
1 mA
Lead balancing for mV in range 0...40
Ω
unnecessary
For
Ω
in 3-wire circuit necessary
For
Ω
in two-wire circuit of 10
Ω;
0.1 % external
Reference junction
Optionally external or built into range box.
Caution!
Note temperature difference between terminals and range
box
Measuring range limit data
Current measurement
Span
I
e max.
±
50 mA; I
e min.
±
0.1 mA
min. 0.1 mA; max. 100 mA
7
[Ω]
R
e
≤
I(mA)
Voltage measurement
–25 V DC...+25 V DC
Span
min. 5 mV DC; max. 25 V DC
R
e
20 kΩ/V; jedoch min. 20 kΩ
Zero shift with constant current source
±
600 % of selected span (max. 6/7 of upper range value)
Resistance measurement
Scale span
min. 8
Ω;
max. 500
Ω
Colour sequence
Violet, red, black, green, blue, brown (DIN 43 838)
Last point visible form front
ink supply for 5
×
10
5
dots per colour
Drive
Common synchronous motor for chart drive, measuring
point selector switch and print head
Dotting rate
5/10/20 s selectable
Chart drive
10/20/60/120 mm/h selectable
Recording width
100 mm (chart width 120 mm) to DIN 16 230
Chart length
Roll chart 32 m (approx 66 days at 20 mm/h)
Fanfold chart 16 m (approx 33 days at 20 mm/h)
Chart feed-in
Automatic (roll chart)
Power supply
24 V or 115 V or 230 V; 50 Hz or 60 Hz
Tolerated temperature deviation +10 %, –15 %
Typical power consumption approx. 8 VA
General and safety data
Environmental capabilities
Ambient temperature
0...25...50
°C
Transport and storage temperature
–25...+70
°C
Climatic category
KWE to DIN 40 040
Circuit designation
Direct voltage and thermocouples with external reference
junction
without zero shift circuit
measuring circuit W 21
with zero elevation
W 22 K
with zero suppression
W 23 K
Page 2 of 6
01.97
Multipoint Recorder Arucomp EK-Ex. A
Technical data
Relative humidity
≤
75 % annual average; avoid condensation; max. relative
humidity
≤
80 % in operation; pay attention to influence of
humidity on chart paper to DIN 16234
Electrical safety tested to DIN VDE 0411 Part 1 / IEC 348
Class of protection I
Measuring circuits; functional extra-low voltage with safe
isolation to VDE 0110 Part 410
Test voltage
1.5 kV power supply to case
4,4 kV measuring circuit to power supply
0.5 kV measuring circuits to case
0.5 kV measuring circuits to measuring circuits
Overvoltage category III
to DIN VDE 0110 Part 101
Degree of contamination 3
Type of protection
EEx m (ib) e d IIB T4
Mounting
within the hazardous zone 1
Data Sheet
40-1.10 EN
Measuring circuits
(Terminals 11, 12, 13; 21, 22, 23; 31, 32, 33; 41,
42, 43; 51, 52, 53; 61, 62, 63; 801, 901)
in type of protection intrinsically safe EEx ib IIB or EEx ib IIC
1. Measuring circuits for current, voltage and resistance
with range box Arucomp 4900/EK-Ex
-Ex W21, -Ex W21KV, -Ex W22KV, -Ex W22K, -Ex W23 KV,
-Ex W23K, -Ex W24K, -Ex W24K2, -Ex W25K, -Ex W25K2,
-Ex W26K, -Ex W27K, -Ex W28, -Ex W28K
Max. values per measuring circuit:
U = 10 V
I
K
= 65 mA
P = 400 mW
The effective internal inductance is negligibly low.
The effective internal capacitanc is 12 nF.
Max. permitted values of the connected intrinsically safe
circuits:
1.1. Connection to
passive
intrinsically safe circuits
Group IIC
Group IIB
Max. external inductance La
5 mH
20 mH
Max. external inductance Ca.
4
µF
30
µF
1.2 Connection to certified
active
intrinsically safe circuits
Max values per circuit
U = 25 V
P = 600 mW
The maximum internal inductanceLa and capacitance Ca
depending on the respective max. values of the connected
intrinsically safe circuit can be taken from tables 1,2 and 3 of
the certificate of conformity.
2. Measuring circuits for current
with range box Arucomp 4900/EK-Ex
-Ex W28, -Ex W27K, -Ex W28K with input resistance R
e
≤
7
Ω
Max. values per circuit
U = 0.5 V
I
K
= 65 mA
P = 8 mW
The effective internal inductance is negligibly low.
The effective internal capacitanc is 12 nF.
Max. permitted values of the connected intrinsically safe
circuits:
Max values per circuit
U = 20 V
I = 170 mA
The maximum internal inductance La and capacitance Ca
depending on the respective max. values of the connected
intrinsically safe circuit can be taken from tables 4 and 5 of
the certificate of conformity.
The six measuring circuits are electrically isolated. The
respective measuring circuit in operation and the circuit for
the external reference junction are electrically coupled.
}
Electromagnetic compatibility
The safety requirements stated in the EMC directive 89/336/
EWG, May 1989 shall be fulfilled with respect to immunity to
electromagnetic interference to drafted EN 50082.2
Radio interference suppression
Suppression class N to VDE 0875 or EN 55014
Connection, case and mounting
Electrical connections
Type of protection IP 20
Tab connector A 6.3
×
0.8 or A 2.8
×
0.8 or
MTP 2.4
×
0.8 or as accessory
Screw terminal for 2
×
1.5 mm
2
wire
Power supply
Type of protection IP 54
Screw terminals for 1.5 mm
2
wire
Case
Sheet metal for panel or mosaic panel field mounting
Colour RAL 7032, Protection IP 54,
Door made of polycarbonate
Operating orientation
vertical
±
45 ˚
Monting distance
horizontal or vertical 0 mm,
case door must be open also at 100
°
Weight
approx. 5.5 kg
Labelling facilities
On the measuring point designation plate in the door,
31 characters per measuring point
Parts supplied with the first unit
1 Operating manual
2 Fastening elements to DIN 43834
2 Roll or fanfold charts
1 Ink holder (print star)
Explosion protection
Manufacturer’s code
49/40-23 Ex
Certificate of conformity
PTB No. Ex-92.C.2082
Note:
The values mentioned above do not apply to a plug
connection. Those values can be taken from the annex
to the certificate of conformity.
01.97
Page 3 of 6
Multipoint Recorder Arucomp EK-Ex. A
Ordering information
Multipoint recorder Arucomp EK-Ex. A
Catalogue No.
4 1 0 1 1
- 0 -
Data Sheet
40-1.10 EN
0
Basic unit
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
05
Application circuit SW (one measuring range) . . . . . . . . . . . . . . . . . . . . . . . . . .
06
Application circuit MW (one to six measuring ranges) . . . . . . . . . . . . . . . . . . . . . .
07
Power supply
24 V
115 V
230 V
24 V
115 V
230 V
50 Hz
50 Hz
50 Hz
60 Hz
60 Hz
60 Hz
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1
2
3
6
7
8
DM
DM
DM
DM
DM
DM
–
–
–
–
–
–
0
DM
DM
80,–
–
1)
0
1
DM 6.360,–
DM 6.520,–
DM 6.995,–
0
0
1
Recording
On roll chart . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1
On fanfold chart . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3
0
1
Catalogue No.
For ordering the Catalogue No. suffices.
If necessary suffix supplementary Nos. to the catalogue numbers.
1)
4 1 0 1 1 - 0 -
0 0 1
Measuring basis 0...5 mV, without range box and scales
Consumables
Catalogue No.
Ink holder
Chart paper
Roll chart (supplied in packs of 10)
with hourly time imprint for 20 mm/h
without hour imprint, with baselines
Fanfold chart (supplied in packs of 20)
with hourly time imprint for 20 mm/h
without hour imprint, with baselines
Other charts paper see Data Sheet 49-9.10 EN.
41081-4-0859569
DM
51,50*
40920-0-3000505
40920-0-3000150
7,55
7,55
40926-0-3000502
40926-0-3000003
7,55
7,55
Page 4 of 6
01.97
Multipoint Recorder Arucomp EK-Ex. A
Additional ordering information
At least one specification is necess. for every measuring range and group
Specification for measuring range 1
Specification for measuring range 2
Specification for measuring range 3
Specification for measuring range 4
Specification for measuring range 5
Specification for measuring range 6
The following specification applies to measuring point(s) e.g. 2 and 5)
Measuring circuit designation depending on the measuring tasks
Measuring circuit W2. or W2.K
Measuring circuit W2.KV (built-in reference junction correction)
Measuring range
Code according to Data Sheet 40-1.00 EN
As specified
Code for external reference junction temperature
With test resistor in dismantled form for
°C
Pt 100 IEC
↓
5
6
4
Suppl. No.
1
2
3
4
5
6
0
1)
Data Sheet
40-1.10 EN
DM
4
4
↓
4
↓
4
8
4
1)
1)
–
51,–
1
( ... )
2
1)
–
95,–
1)
23,50
Scale specifications
Scale on wide scale plate
(for large digits with 1 or 2 graduations or max. 6 graduations)
1st graduation
2nd graduation
3rd graduation
4th graduation
5th graduation (only applies in connection with Suppl. No. 506)
6th graduation (only applies in connection with Suppl. No. 506)
506
–
1
2
3
4
5
6
↓
Without graduation, scale start and end marked (for 1st graduation only)
Graduation 0...100 (for 1st graduation only)
Graduation as specified (enter only clear text)
Graduation according to Data Sheet 40-1.00 EN (enter code No.)
With ruler for ... graduation
1
2
5
3
(. . .)
5
↓
5
8
-34,50
–
37,–
37,–
59,–
Labelling of the measuring point designation plate
Inscription for measuring point 1
Inscription for measuring point 2
Inscription for measuring point 3
Inscription for measuring point 4
Inscription for measuring point 5
Inscription for measuring point 6
With dismantled dust-proof bracket for top of door
with ... packs of 10 blade sleeves
with ... packs of 10 clip-on screw terminals
with four dismantled mounting brackets for rack mounting
Operating Manual (state how many)
2)
German (no specification required for 1 copy)
English (always state Suppl. No.)
French (always state Suppl. No.)
At this symbol add clear text to the Suppl. No.
( . . . ) At this symbol add a code No. to this Suppl. No.
1)
2)
580
582
584
586
588
590
621
603
604
( ... pcs.)
605
Z2D
( ... cps.)
Z2E
( ... cps.)
Z2F
( ... cps.)
12,30
12,30
12,30
12,30
12,30
12,30
26,50
22,50
22,50
11,60
16,–
16,–
16,–
At least one Suppl. No. per scale and group
1 copy at no extra charge
01.97
Page 5 of 6
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