Field device

Заказные данные
(1)
Аксессуары
(7)

Информационные материалы

Чертеж

CALOMAT 62, field device, dimensions in mm

Схема подключения

Pin assignment (electrical and gas connections)

CALOMAT 62, field device, pin and terminal assignment

CALOMAT 62, field device, pin and terminal assignment of the AUTOCAL board and PROFIBUS connectors

CALOMAT 62, field device, gas connections and electrical connections

Технические данные

General information	Based on DIN EN 61207/IEC 1207. All data based on digital gas mixture H₂ in N₂
Measuring ranges	4, internally and externally switchable; automatic measuring range switchover also possible
Span	Application-dependent (see ordering data)
Measuring ranges with suppressed zero point	Application-dependent (see ordering data)
Operating position	Front wall, vertical
Conformity	CE marking in accordance with EN 50081-1/EN 50081-2 and RoHS
Design, enclosure
Degree of protection	IP65 according to EN 60529
Weight	Approx. 25 kg
Electrical characteristics
EMC interference immunity (electromagnetic compatibility)	In accordance with standard requirements of NAMUR NE21 (08/98) and EN 61326
Electrical safety	In accordance with EN 61010-1; overvoltage category II
Auxiliary power (see nameplate)	100 V-10 % ... 120 V +10 % AC, 48 ... 63 Hz or 200 V-10 % ... 240 V +10 % AC, 48 ... 63 Hz
Power consumption	Approx. 25 VA (gas connection block unheated) Approx. 330 VA (gas connection block heated)
Fuse values (gas connection unheated)	100 ... 120 V F3 1T/250 F4 1T/250 200 ... 240 V F3 0.63T/250 F4 0.63T/250
Fuse values (gas connection heated)	100 ... 120 V F1 1T/250 F2 4T/250 F3 4T/250 F4 4T/250 200 ... 240 V F1 0.63T/250 F2 2.5T/250 F3 2.5T/250 F4 2.5T/250
Gas inlet conditions
Sample gas pressure	800 ... 1 100 hPa (absolute)
Sample gas flow	30 ... 90 l/h
Sample gas temperature	Min. 0 to max. 50 °C, but above the dew point
Temperature
of the measuring cell (sensor)	70 ºC
of the measurement cell block (base)	80 ºC (heated)
Sample gas humidity	< 90% relative humidity
Purging gas pressure
Permanent	165 hPa above ambient pressure
For short periods	Max. 250 hPa above ambient pressure
Time response	The dynamic and measuring response refers to the measurement of H₂ in N₂ (based on the sample gas pressure 1 000 hPa absolute, sample gas flow 0.5 l/min, and ambient temperature 25 °C
Warm-up period	< 30 min at room temperature (the technical specification will be met after 2 hours)
Delayed display (T₉₀)	Approx. 35 s (including dead time)
Electrical damping	0 ... 100 s, configurable
Dead time (the diffusion to the probes is the determining variable)	Approx. 34 s
Dead time (special application)	10 ... 15 s
Measuring response	The dynamic and measuring response refers to the measurement of H₂ in N₂ (based on the sample gas pressure 1 000 hPa absolute, sample gas flow 0.5 l/min, and ambient temperature 25 °C
Output signal fluctuation (3σ value)	< ± 1 % of the smallest possible span according to rating plate with electronic damping constant of 1 s
Zero point drift	< ± 1 % of the current span/week
Measured-value drift	< ± 1 % of the smallest possible span (according to rating plate)/week
Repeatability	< ± 1 % of the current span
Detection limit	1% of the smallest possible span according to rating plate
Linearity error	< ± 1 % of the current span
Influencing variables	Based on sample gas pressure 1 000 hPa absolute, 0.5 l/min sample gas flow and 25 °C ambient temperature
Ambient temperature	< 2 %/10 K referred to smallest possible span according to rating plate
Accompanying gases	Deviation from zero point (for influence of interfering gas, see section "Cross-interference")
Sample gas flow	0.2% of the current measuring span with a change in flow of 0.1 l/min within the permissible flow range
Sample gas pressure	< 1 % of the span with a change in pressure of 100 hPa
Auxiliary power	< 0.1 % of the output signal span with rated voltage ± 10 %
Electrical inputs and outputs
Analog output	0/2/4 ... 20 mA, floating; load max. 750 Ω
Relay outputs	6, with changeover contacts, freely configurable, e.g. for measuring range identification; load: 24 V AC/DC/1 A, floating
Analog inputs	2, dimensioned for 0/2/4 … 20 mA for external pressure sensor and correction of cross-interference
Digital inputs	6, designed for 24 V, floating, freely configurable, e.g. for measuring range switchover
Serial interface	RS 485
Options	AUTOCAL function with 8 additional digital inputs and 8 additional relay outputs, also with PROFIBUS PA (on request) or PROFIBUS DP (on request)
Climatic conditions
Permissible ambient temperature	-40 ... +70 °C during storage and transportation, 5 ... 45 °C in operation
Permissible humidity (dew point must not be fallen below)	< 90% relative humidity as annual average, during storage and transportation