ABB RET615 - Page 27

Table 10. RTD/mA measurement (XRGGIO130)
Description Value
RTD inputs Supported RTD
sensors
100 Ω platinum
250 Ω platinum
100 Ω nickel
120 Ω nickel
250 Ω nickel
10 Ω copper
TCR 0.00385 (DIN 43760)
TCR 0.00385
TCR 0.00618 (DIN 43760)
TCR 0.00618
TCR 0.00618
TCR 0.00427
Supported resistance
range 0...2 kΩ
Maximum lead
resistance (three-
wire measurement) 25 Ω per lead
Isolation 2 kV (inputs to protective earth)
Response time <4 s
RTD/resistance
sensing current Maximum 0.33 mA rms
Operation accuracy Resistance Temperature
± 2.0% or ±1 Ω ±1°C
10 Ω copper: ±2°C
mA inputs Supported current
range 0…20 mA
Current input
impedance 44 Ω ± 0.1%
Operation accuracy ±0.5% or ±0.01 mA
Table 11. Signal output X100: SO1
Description
Value
Rated voltage 250 V AC/DC
Continuous contact carry 5 A
Make and carry for 3.0 s 15 A
Make and carry for 0.5 s 30 A
Breaking capacity when the control-circuit time constant L/
R<40 ms
1 A/0.25 A/0.15 A
Minimum contact load 100 mA at 24 V AC/DC
Transformer Protection and Control 1MRS756891 F
RET615
Product version: 4.0
ABB 27