Helmholz 600-250-7BH21 AI 8 x I, 0/4-20 mA, ±20 mA, Iso., 16-bit Module

Code: 600-250-7BH21

Marque: Helmholz

General information
	Order number	600-250-7BH21
	Article name	AI 8 x I, 0/4-20 mA, ±20 mA, Iso., 16-bit
	Scope of delivery	AI 8 x I, 0/4-20 mA, ±20 mA, Iso., 16-bit
	Dimensions (DxWxH)	110 x 25 x 73 mm
	Weight	Approx. 110 g
Number of inputs		8
Electrical isolation
	from the backplane bus	Yes
	Between the channels	Yes
Current draw
	External	Not needed
	Internal	Max. 140 mA
Power dissipation		Max. 1 W
Measuring ranges / load resistance		0 ... 20 mA / 50 ohms, 4 ... 20 mA / 50 ohms, ±20 mA / 50 ohms
Measuring method		Integration
Measurement resolution		15 bits + sign
Values presentation		SIMATIC* S7 \| SIMATIC* S5 \| INT16
Interference frequency suppression		None \| 10 Hz \| 50 Hz \| 60 Hz \| 400 Hz
Refresh rate / conversion rate		The conversion time will depend on the interference frequency suppression: None: 2 ms 400 Hz: 8 ms 60 Hz: 51 ms 50 Hz: 60 ms 10 Hz: 160 ms
Diagnoses		Upper measuring range limit exceeded (overflow), Lower measuring range limit fallen below (underflow), Wire break (for 4 ... 20 mA only), Parameter assignment error
Process alarms		Upper and lower limit per channel
Error limits
	Operational error limit in the entire temperature range	±0.2 % relative to the nominal range
	Basic error limit at 25 °C	±0.1 % relative to the nominal range
	Temperature error	±0.005 %/K relative to the nominal range
	Linearity error	±0.05 %/K relative to the nominal range
	Repeating accuracy in steady state at 25 °C	±0.05 %/K relative to the nominal range
Parameter configuration length		44 Bytes
General error indicator		Red LED
Hot-swap capable		Yes
Ambient conditions
	Ambient temperature	0 °C … +60 °C
	Transport and storage temperature	-20 °C … +80 °C
	Relative air humidity	95 % r H without condensation
	Protection rating	IP 20
	Certifications	CE, UL
UL
	Surrounding Air Temperature	0 °C … +60°C
	Pollution degree	2
CE
	Noise immunity	DIN EN 61000-6-2 “EMC Immunity”
	Interference emission	DIN EN 61000-6-4 “EMC Emission”
	Vibration and shock resistance	DIN EN 60068-2-6:2008 „Vibration“, DIN EN 60068-2-27:2010 „Shock"
	RoHS	Yes
	REACH	Yes