Siemens 9810 Series, User Manual, Page: 213 / 218

Specifications
Digital output (Form A)
Number 4
Type Form A solid-state
Reference voltage 40 V
Maximum load voltage 30 V AC / 60 V DC
Maximum load current 75 mA
ON resistance 13 – 40 Ω at 25 °C (77 °F)
Signal type Continuous or pulse
Pulse frequency ≤ 25 Hz
Relay output (Form C)
Number 2
Type Form C mechanical relay
Maximum load voltage 250 V AC / 30 V DC
Maximum load current 8 A @ 250 V AC
5 A @ 24 V DC
20k cycles (resistive)
Operate time max: 10 ms
Release time max: 5 ms
Lifetime No Load: 10,000,000 operations
Rated Voltage and Load: 50,000 operations
Digital inputs
Number 8
Type Externally excited, 24 V DC whetting voltage available from the meter
Reference Voltage 40 V
Event timestamp accuracy ± 1 ms
Maximum voltage 30 V AC / 60 V DC
Pulse frequency ≤ 25 Hz
Response time 1 cycle
Minimum pulse width 20 ms
Current draw ON: ≤ 2.5 mA
OFF: ≤ 0.5 mA
Voltage ON state 4 to 30 V AC / 4 to 60 V DC
Voltage OFF state 0 to 1.4 V AC / 0 to 2.0 V DC
IRIG-B IRIG-B00x format (unmodulated IRIG-B time code)
Coded expressions 0 to 7 are supported but the year data is not used.
Environmental characteristics
Operating temperature -25 ºC to 70 ºC (-13 ºF to 158 ºF)
NOTE:
Maximum operating temperature could change based on the quantity and type of attached
option modules. See
Maximum operating temperature with option modules, page 214 .
Storage temperature -40 °C to 85 °C (-40 °F to 185 °F)
Humidity rating 5% – 95% RH non-condensing
Maximum dewpoint: 37 °C (99 °F)
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