Hydran* M2-X Installation Guide
Page 54
MA-028
Rev. 2.1,
11-Jun-20
•
Moisture (level and average) and analog High contacts
•
Moisture (level and average) and analog High-High contacts
Relay contact maximum switching capacity:
•
Resistive load: 50 VA, 60 W (power factor = 1)
Relay contact maximum operating current:
•
Resistive load: 3 A (ac/dc)
Communications
Ports
•
One RS-232 port for local laptop computer connection
•
One RS-485 port for connection to local Hydran network or
remote communication
Optional
Communications
Port
1 of the following to be specified when ordering:
•
Integrated serial to Ethernet 10/100BaseT; Part Number
17046
•
Integrated Fiber Optic Ethernet 100BaseFX, ST Multimode;
Part Number 18321
•
Integrated dial-up Modem V.92/56k; Part Number 16868
Optional I/O
Up to 4 of the following to be specified when ordering:
•
General-purpose 4
–
20 mA analog input; 2,000 V RMS
isolation; Part Number 16528
•
Analog 4
–
20 mA output; 500-
maximum loading; 2,000 V
RMS isolation; Part Number 16529
•
Dual digital inputs for dry contacts; internal wetting 24 VDC;
2,000 V RMS isolation; Part Number 17464
MISCELLANEOUS
Enclosure
•
Type NEMA 4X
•
Cast aluminum, powder pint, white
•
External dimensions: 315 mm long x 219 mm wide x 196 mm
high (12.4 x 8.63 x 7.72 in)
Electronic
Modules
Totally encased CPU and I/O electronics
Sensor Heating
Heater plate to maintain sensor between 15 and 65 °C (59 and
149 °F) in normal transformer operating conditions to force oil
convection
Oil Temperature
•
Oil at the valve: -40 to +90 °C (-40 to +194 °F)
•
Oil at the valve up to 105 °C (221 °F), with optional finned,
high-temperature adaptor, Part Number 18065