Nhà sản xuất: MTL Instruments

MTL4046/4046C ISOLATING DRIVER for 4 20mA HART® valve positioners with line fault detection

Number of channels: One

Location of I/P converter: Zone 0, IIC, T4 6 hazardous area if suitably certified: Div. 1, Group A, hazardous location

Working range: 4 to 20mA

Digital signal bandwidth: 500Hz to 10kHz

Maximum load resistance: 800 (16V at 20mA)

Minimum load resistance: 90 (short-circuit detection at <50 )

Output resistance: >1M

Under/over range capability: Under range = 1.0mA: Over range = 26.0mA (load 520 )

Input and output circuit ripple: <40µA peak-to-peak

Transfer accuracy at 20°C: Better than 20µA

Input characteristics: <4.0V with the field wiring intact: <0.9mA with the field wiring open-circuit (and short-circuit on the MTL4046)

Response time: Settles within 200µA of final value within 100ms

Temperature drift: <1.0µA/°C

LED indicator: Green: one provided for power indication

Power requirement, Vs: 58mA at 24V dc: 70mA at 20V dc: 40mA at 35V dc

Power dissipation within unit: 1.2W typical at 24V with 20mA loop current: 1.4W worst case

Isolation: 250V ac between safe- and hazardous-area circuits: Input circuit is floating

Safety description: 28V, 300 , 93mA, Um = 250V rms or dc

Khối lượng đóng gói : 1 Kg