Guralp Systems Limited
MAN-RTM-0003 - Real-time Clock Operator's Guide

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1. Preliminary Notes 2. Introduction 3. Operation 4. Connector pin-outs 5. Specifications 6. Revision history

Chapter 5. Specifications

Physical

Length (casing)

150 mm

Length (including connectors)

162 mm

Width

80 mm

Depth

45 mm

Material

Polystyrene

Display

21 character, 4 line

Weight

305 g

Electrical

Power supply input voltage

5 V to 36 V DC

Power supply input current
(without receiver connected)

20 mA at 12 V DC

Battery capacity

1.84 Ah

Battery backup

7 – 10 days

Timing

NMEA output sentences

$GPGSA and $GPZDA

Trained Temperature range

-10 °C to +50 °C
in 1 °C increments
(extrapolated for out-of-range values).

Operating Temperature range

-10 °C to +60 °C *

* Battery and display performance are both compromised at the extremes of this range but timing performance is unaffected.

Accuracy

<3×10-8
(<100 ms per month)

PreviousNext

1. Preliminary Notes 2. Introduction 3. Operation 4. Connector pin-outs 5. Specifications 6. Revision history